From 36f7289055f587c539e302d991a095081b43a1b1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Piotr=20Kie=C5=82kowicz?= <pkiekowicz@splunk.com>
Date: Mon, 24 Jun 2024 18:27:49 +0200
Subject: [PATCH] [repo] ImplicitUsings - part 2 (#1923)

---
 src/OpenTelemetry.Exporter.Geneva/AssemblyInfo.cs      |  1 -
 .../EventNameExportMode.cs                             |  2 --
 .../GenevaExporterHelperExtensions.cs                  |  1 -
 .../GenevaExporterOptions.cs                           |  2 --
 src/OpenTelemetry.Exporter.Geneva/GenevaLogExporter.cs |  1 -
 .../GenevaLoggingExtensions.cs                         |  1 -
 .../GenevaTraceExporter.cs                             |  1 -
 .../Internal/ConnectionStringBuilder.cs                |  2 --
 .../Internal/ExporterEventSource.cs                    |  1 -
 .../Internal/ReentrantExportProcessor.cs               |  1 -
 .../Internal/TableNameSerializer.cs                    |  2 --
 .../Metrics/GenevaMetricExporter.cs                    |  1 -
 .../Metrics/GenevaMetricExporterExtensions.cs          |  1 -
 .../Metrics/GenevaMetricExporterOptions.cs             |  2 --
 .../Metrics/MetricSerializer.cs                        |  1 -
 .../Metrics/OtlpProtobuf/OtlpProtobufMetricExporter.cs |  2 --
 .../Metrics/OtlpProtobuf/OtlpProtobufSerializer.cs     |  2 --
 .../Metrics/OtlpProtobuf/ProtobufSerializerHelper.cs   |  1 -
 .../Metrics/OtlpProtobuf/TimestampHelpers.cs           |  2 --
 .../Metrics/TlvMetricExporter.cs                       |  2 --
 .../Metrics/Transport/IMetricDataTransport.cs          |  2 --
 .../Metrics/Transport/MetricEtwDataTransport.cs        |  1 -
 .../Metrics/Transport/MetricUnixDataTransport.cs       |  2 +-
 .../MsgPackExporter/MessagePackSerializer.cs           |  2 --
 .../MsgPackExporter/MsgPackExporter.cs                 |  2 --
 .../MsgPackExporter/MsgPackLogExporter.cs              |  3 ---
 .../MsgPackExporter/MsgPackTraceExporter.cs            |  3 ---
 .../MsgPackExporter/Transport/EtwDataTransport.cs      |  1 -
 .../Transport/UnixDomainSocketDataTransport.cs         |  1 -
 .../Transport/UnixDomainSocketEndPoint.cs              |  1 -
 .../OpenTelemetry.Exporter.Geneva.csproj               |  1 +
 .../TLDExporter/JsonSerializer.cs                      |  3 ---
 .../TLDExporter/TldExporter.cs                         |  2 --
 .../TLDExporter/TldLogExporter.cs                      |  3 ---
 .../TLDExporter/TldTraceExporter.cs                    |  3 ---
 .../TLDExporter/UncheckedASCIIEncoding.cs              |  1 -
 .../InfluxDBExporterExtensions.cs                      |  1 -
 .../InfluxDBMetricsExporter.cs                         |  1 -
 .../InfluxDBMetricsExporterOptions.cs                  |  1 -
 .../OpenTelemetry.Exporter.InfluxDB.csproj             |  1 +
 .../PointDataExtensions.cs                             |  1 -
 .../Implementation/InstanaExporterEventSource.cs       |  1 -
 .../Implementation/InstanaSpan.cs                      |  2 --
 .../Implementation/InstanaSpanFactory.cs               |  2 --
 .../Implementation/InstanaSpanSerializer.cs            |  4 ----
 .../Implementation/Processors/ActivityProcessorBase.cs |  2 --
 .../Processors/DefaultActivityProcessor.cs             |  2 --
 .../Processors/ErrorActivityProcessor.cs               |  1 -
 .../Processors/EventsActivityProcessor.cs              |  2 --
 .../Implementation/Processors/IActivityProcessor.cs    |  2 --
 .../Implementation/Processors/TagsActivityProcessor.cs |  2 --
 .../Implementation/SpanSender.cs                       |  1 -
 .../Implementation/Transport.cs                        |  5 ++---
 src/OpenTelemetry.Exporter.Instana/InstanaExporter.cs  |  3 ---
 .../InstanaExporterHelper.cs                           |  1 -
 .../OpenTelemetry.Exporter.Instana.csproj              |  1 +
 .../TracerProviderBuilderExtensions.cs                 |  1 -
 .../OpenTelemetry.Exporter.OneCollector.csproj         |  2 +-
 .../Implementation/ActivityExtensions.cs               |  2 --
 .../Implementation/ExporterStackdriverEventSource.cs   |  1 -
 .../Implementation/GoogleCloudResourceUtils.cs         |  2 --
 .../Implementation/ResourceExtensions.cs               |  1 -
 .../Implementation/StackdriverStatsConfiguration.cs    |  1 -
 .../OpenTelemetry.Exporter.Stackdriver.csproj          |  1 +
 .../StackdriverTraceExporter.cs                        |  2 --
 .../Utils/CommonUtils.cs                               |  1 -
 src/OpenTelemetry.Extensions.AWS/AWSXRayEventSource.cs |  1 -
 src/OpenTelemetry.Extensions.AWS/AWSXRayIdGenerator.cs |  2 --
 .../AWSXRayIdGenerator.net6.cs                         |  1 -
 .../OpenTelemetry.Extensions.AWS.csproj                |  1 +
 .../Trace/AWSXRayPropagator.cs                         |  3 ---
 .../TracerProviderBuilderExtensions.cs                 |  2 +-
 .../Internal/TraceEnrichmentActions.cs                 |  4 ----
 .../Internal/TraceEnrichmentProcessor.cs               |  2 --
 .../OpenTelemetry.Extensions.Enrichment.csproj         |  1 +
 .../TraceEnrichmentProviderBuilderExtensions.cs        |  1 -
 .../TraceEnrichmentServiceCollectionExtensions.cs      |  2 --
 src/OpenTelemetry.Extensions/AssemblyInfo.cs           |  2 --
 .../Internal/ActivityEventAttachingLogProcessor.cs     |  1 -
 .../Internal/DefaultLogStateConverter.cs               |  1 -
 .../Internal/OpenTelemetryExtensionsEventSource.cs     |  1 -
 .../Logs/LogToActivityEventConversionOptions.cs        |  2 --
 .../Logs/OpenTelemetryLoggingExtensions.cs             |  1 -
 .../OpenTelemetry.Extensions.csproj                    |  1 +
 .../Trace/AutoFlushActivityProcessor.cs                |  2 --
 .../TracerProviderBuilderExtensions.cs                 |  2 --
 ...Telemetry.Instrumentation.StackExchangeRedis.csproj |  2 +-
 .../AssemblyInfo.cs                                    |  1 -
 ...OpenTelemetry.PersistentStorage.Abstractions.csproj |  1 +
 .../PersistentBlob.cs                                  |  1 -
 .../PersistentBlobProvider.cs                          |  3 ---
 .../PersistentStorageAbstractionsEventSource.cs        |  1 -
 .../DirectorySizeTracker.cs                            |  4 ----
 .../FileBlob.cs                                        |  2 --
 .../FileBlobProvider.cs                                | 10 +++-------
 .../OpenTelemetry.PersistentStorage.FileSystem.csproj  |  1 +
 .../PersistentStorageEventSource.cs                    |  1 -
 .../PersistentStorageHelper.cs                         |  3 ---
 .../Exporter/LogExporterBenchmarks.cs                  |  1 -
 .../Exporter/MetricExporterBenchmarks.cs               |  3 ---
 .../Exporter/SerializationBenchmarks.cs                |  1 -
 .../Exporter/TLDLogExporterBenchmarks.cs               |  1 -
 .../Exporter/TLDTraceExporterBenchmarks.cs             |  1 -
 .../Exporter/TraceExporterBenchmarks.cs                |  1 -
 .../OpenTelemetry.Exporter.Geneva.Benchmarks.csproj    |  1 +
 .../DummyServer.cs                                     |  3 ---
 .../OpenTelemetry.Exporter.Geneva.Stress.csproj        |  1 +
 test/OpenTelemetry.Exporter.Geneva.Stress/Program.cs   |  5 -----
 .../ConnectionStringBuilderTests.cs                    |  1 -
 .../GenevaLogExporterTests.cs                          |  5 -----
 .../GenevaMetricExporterOptionsTests.cs                |  2 --
 .../GenevaMetricExporterTests.cs                       |  5 -----
 .../GenevaTraceExporterTests.cs                        |  5 -----
 .../JsonSerializerTests.cs                             |  2 --
 .../LogSerializationTests.cs                           |  4 ----
 .../MessagePackSerializerTests.cs                      |  2 --
 .../OpenTelemetry.Exporter.Geneva.Tests.csproj         |  1 +
 .../OtlpProtobufMetricExporterTests.cs                 |  3 ---
 .../TableNameSerializerTests.cs                        |  1 -
 .../UnixDomainSocketDataTransportTests.cs              |  2 --
 .../UnixDomainSocketEndPointTests.cs                   |  1 -
 .../OpenTelemetry.Exporter.InfluxDB.Tests.csproj       |  3 ++-
 .../InstanaSpanSerializerTests.cs                      |  3 ---
 .../InstanaSpanTest.cs                                 |  2 --
 .../OpenTelemetry.Exporter.Instana.Tests.csproj        |  1 +
 .../Processors/DefaultActivityProcessorTests.cs        |  1 -
 .../Processors/ErrorActivityProcessorTests.cs          |  1 -
 .../Processors/EventsActivityProcessorTests.cs         |  3 ---
 .../Processors/TagsActivityProcessorTests.cs           |  1 -
 .../TestActivityProcessor.cs                           |  2 --
 .../TestInstanaExporterHelper.cs                       |  1 -
 .../TestSpanSender.cs                                  |  1 -
 ...enTelemetry.Exporter.OneCollector.Benchmarks.csproj |  2 +-
 .../OpenTelemetry.Exporter.OneCollector.Tests.csproj   |  2 +-
 .../ActivityExtensionsTest.cs                          |  2 --
 .../StackdriverStatsConfigurationTests.cs              |  1 -
 .../OpenTelemetry.Exporter.Stackdriver.Tests.csproj    |  1 +
 .../ResourceExtensionsTests.cs                         |  1 -
 .../StackdriverExporterTests.cs                        |  3 ---
 .../TestActivityProcessor.cs                           |  1 -
 .../TestTraceServiceClient.cs                          |  1 -
 .../AWSXRayIdGeneratorTests.cs                         |  1 -
 .../OpenTelemetry.Extensions.AWS.Tests.csproj          |  1 +
 .../Trace/AWSXRayPropagatorTests.cs                    |  2 --
 .../OpenTelemetry.Extensions.Enrichment.Tests.csproj   |  1 +
 ...OpenTelemetryEnrichmentProviderBuilderExtensions.cs |  2 --
 ...emetryEnrichmentServiceCollectionExtensionsTests.cs |  3 ---
 .../ActivityEventAttachingLogProcessorTests.cs         |  3 ---
 .../OpenTelemetry.Extensions.Tests.csproj              |  1 +
 .../Trace/AutoFlushActivityProcessorTests.cs           |  1 -
 ...lemetry.PersistentStorage.Abstractions.Tests.csproj |  1 +
 .../DirectorySizeTrackerTests.cs                       |  1 -
 .../FileBlobProviderTests.cs                           |  3 ---
 .../FileBlobTests.cs                                   |  3 ---
 ...Telemetry.PersistentStorage.FileSystem.Tests.csproj |  1 +
 test/Shared/TestActivityProcessor.cs                   |  2 ++
 156 files changed, 34 insertions(+), 250 deletions(-)

diff --git a/src/OpenTelemetry.Exporter.Geneva/AssemblyInfo.cs b/src/OpenTelemetry.Exporter.Geneva/AssemblyInfo.cs
index 9c892bb358..207e66dd83 100644
--- a/src/OpenTelemetry.Exporter.Geneva/AssemblyInfo.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/AssemblyInfo.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Runtime.CompilerServices;
 
 [assembly: CLSCompliant(false)]
diff --git a/src/OpenTelemetry.Exporter.Geneva/EventNameExportMode.cs b/src/OpenTelemetry.Exporter.Geneva/EventNameExportMode.cs
index 12f768b1c4..3ef68a4892 100644
--- a/src/OpenTelemetry.Exporter.Geneva/EventNameExportMode.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/EventNameExportMode.cs
@@ -1,8 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-
 namespace OpenTelemetry.Exporter.Geneva;
 
 [Flags]
diff --git a/src/OpenTelemetry.Exporter.Geneva/GenevaExporterHelperExtensions.cs b/src/OpenTelemetry.Exporter.Geneva/GenevaExporterHelperExtensions.cs
index 74b1a0113f..0fe7872da5 100644
--- a/src/OpenTelemetry.Exporter.Geneva/GenevaExporterHelperExtensions.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/GenevaExporterHelperExtensions.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Options;
diff --git a/src/OpenTelemetry.Exporter.Geneva/GenevaExporterOptions.cs b/src/OpenTelemetry.Exporter.Geneva/GenevaExporterOptions.cs
index 1f9bfa0aaf..c9e87ef33c 100644
--- a/src/OpenTelemetry.Exporter.Geneva/GenevaExporterOptions.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/GenevaExporterOptions.cs
@@ -1,8 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Text;
 using OpenTelemetry.Internal;
 
diff --git a/src/OpenTelemetry.Exporter.Geneva/GenevaLogExporter.cs b/src/OpenTelemetry.Exporter.Geneva/GenevaLogExporter.cs
index 723817929e..1e3ef76dbf 100644
--- a/src/OpenTelemetry.Exporter.Geneva/GenevaLogExporter.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/GenevaLogExporter.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Runtime.InteropServices;
 using OpenTelemetry.Exporter.Geneva.TldExporter;
 using OpenTelemetry.Internal;
diff --git a/src/OpenTelemetry.Exporter.Geneva/GenevaLoggingExtensions.cs b/src/OpenTelemetry.Exporter.Geneva/GenevaLoggingExtensions.cs
index 6d950f2180..4507997ce0 100644
--- a/src/OpenTelemetry.Exporter.Geneva/GenevaLoggingExtensions.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/GenevaLoggingExtensions.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Options;
diff --git a/src/OpenTelemetry.Exporter.Geneva/GenevaTraceExporter.cs b/src/OpenTelemetry.Exporter.Geneva/GenevaTraceExporter.cs
index d79a064bc5..309cb7b87c 100644
--- a/src/OpenTelemetry.Exporter.Geneva/GenevaTraceExporter.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/GenevaTraceExporter.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics;
 using System.Runtime.InteropServices;
 using OpenTelemetry.Exporter.Geneva.TldExporter;
diff --git a/src/OpenTelemetry.Exporter.Geneva/Internal/ConnectionStringBuilder.cs b/src/OpenTelemetry.Exporter.Geneva/Internal/ConnectionStringBuilder.cs
index b007e5f4ab..9bf497c319 100644
--- a/src/OpenTelemetry.Exporter.Geneva/Internal/ConnectionStringBuilder.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/Internal/ConnectionStringBuilder.cs
@@ -1,8 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Globalization;
 using OpenTelemetry.Internal;
 
diff --git a/src/OpenTelemetry.Exporter.Geneva/Internal/ExporterEventSource.cs b/src/OpenTelemetry.Exporter.Geneva/Internal/ExporterEventSource.cs
index e96b0f9b4b..9da11fafbb 100644
--- a/src/OpenTelemetry.Exporter.Geneva/Internal/ExporterEventSource.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/Internal/ExporterEventSource.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics.Tracing;
 using OpenTelemetry.Internal;
 
diff --git a/src/OpenTelemetry.Exporter.Geneva/Internal/ReentrantExportProcessor.cs b/src/OpenTelemetry.Exporter.Geneva/Internal/ReentrantExportProcessor.cs
index b9575f2a8f..44e1686c11 100644
--- a/src/OpenTelemetry.Exporter.Geneva/Internal/ReentrantExportProcessor.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/Internal/ReentrantExportProcessor.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Linq.Expressions;
 using System.Reflection;
 
diff --git a/src/OpenTelemetry.Exporter.Geneva/Internal/TableNameSerializer.cs b/src/OpenTelemetry.Exporter.Geneva/Internal/TableNameSerializer.cs
index c23ff0ee9f..89ad5f8195 100644
--- a/src/OpenTelemetry.Exporter.Geneva/Internal/TableNameSerializer.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/Internal/TableNameSerializer.cs
@@ -1,8 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
 using System.Runtime.CompilerServices;
 using System.Text;
diff --git a/src/OpenTelemetry.Exporter.Geneva/Metrics/GenevaMetricExporter.cs b/src/OpenTelemetry.Exporter.Geneva/Metrics/GenevaMetricExporter.cs
index b2fff46bf6..b596e592ab 100644
--- a/src/OpenTelemetry.Exporter.Geneva/Metrics/GenevaMetricExporter.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/Metrics/GenevaMetricExporter.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Reflection;
 using System.Text.RegularExpressions;
 using OpenTelemetry.Exporter.Geneva.Metrics;
diff --git a/src/OpenTelemetry.Exporter.Geneva/Metrics/GenevaMetricExporterExtensions.cs b/src/OpenTelemetry.Exporter.Geneva/Metrics/GenevaMetricExporterExtensions.cs
index 545adff15b..f6202edf78 100644
--- a/src/OpenTelemetry.Exporter.Geneva/Metrics/GenevaMetricExporterExtensions.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/Metrics/GenevaMetricExporterExtensions.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Options;
 using OpenTelemetry.Internal;
diff --git a/src/OpenTelemetry.Exporter.Geneva/Metrics/GenevaMetricExporterOptions.cs b/src/OpenTelemetry.Exporter.Geneva/Metrics/GenevaMetricExporterOptions.cs
index c2df90cc37..36e13d2ef3 100644
--- a/src/OpenTelemetry.Exporter.Geneva/Metrics/GenevaMetricExporterOptions.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/Metrics/GenevaMetricExporterOptions.cs
@@ -1,8 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Globalization;
 using OpenTelemetry.Internal;
 
diff --git a/src/OpenTelemetry.Exporter.Geneva/Metrics/MetricSerializer.cs b/src/OpenTelemetry.Exporter.Geneva/Metrics/MetricSerializer.cs
index e0355bae34..a5e38553ea 100644
--- a/src/OpenTelemetry.Exporter.Geneva/Metrics/MetricSerializer.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/Metrics/MetricSerializer.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
 using System.Text;
diff --git a/src/OpenTelemetry.Exporter.Geneva/Metrics/OtlpProtobuf/OtlpProtobufMetricExporter.cs b/src/OpenTelemetry.Exporter.Geneva/Metrics/OtlpProtobuf/OtlpProtobufMetricExporter.cs
index 54d3b14cdb..b5836f3d99 100644
--- a/src/OpenTelemetry.Exporter.Geneva/Metrics/OtlpProtobuf/OtlpProtobufMetricExporter.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/Metrics/OtlpProtobuf/OtlpProtobufMetricExporter.cs
@@ -1,8 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Runtime.InteropServices;
 using OpenTelemetry.Metrics;
 using OpenTelemetry.Resources;
diff --git a/src/OpenTelemetry.Exporter.Geneva/Metrics/OtlpProtobuf/OtlpProtobufSerializer.cs b/src/OpenTelemetry.Exporter.Geneva/Metrics/OtlpProtobuf/OtlpProtobufSerializer.cs
index 9f1347bc3f..40019f14ff 100644
--- a/src/OpenTelemetry.Exporter.Geneva/Metrics/OtlpProtobuf/OtlpProtobufSerializer.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/Metrics/OtlpProtobuf/OtlpProtobufSerializer.cs
@@ -1,8 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Globalization;
 using OpenTelemetry.Metrics;
 using OpenTelemetry.Resources;
diff --git a/src/OpenTelemetry.Exporter.Geneva/Metrics/OtlpProtobuf/ProtobufSerializerHelper.cs b/src/OpenTelemetry.Exporter.Geneva/Metrics/OtlpProtobuf/ProtobufSerializerHelper.cs
index f9eb43ddc1..74f06185fb 100644
--- a/src/OpenTelemetry.Exporter.Geneva/Metrics/OtlpProtobuf/ProtobufSerializerHelper.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/Metrics/OtlpProtobuf/ProtobufSerializerHelper.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Buffers.Binary;
 using System.Runtime.CompilerServices;
 using System.Text;
diff --git a/src/OpenTelemetry.Exporter.Geneva/Metrics/OtlpProtobuf/TimestampHelpers.cs b/src/OpenTelemetry.Exporter.Geneva/Metrics/OtlpProtobuf/TimestampHelpers.cs
index 92f8cc395e..68c23b28a9 100644
--- a/src/OpenTelemetry.Exporter.Geneva/Metrics/OtlpProtobuf/TimestampHelpers.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/Metrics/OtlpProtobuf/TimestampHelpers.cs
@@ -1,8 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-
 namespace OpenTelemetry.Exporter.Geneva;
 
 /// <summary>
diff --git a/src/OpenTelemetry.Exporter.Geneva/Metrics/TlvMetricExporter.cs b/src/OpenTelemetry.Exporter.Geneva/Metrics/TlvMetricExporter.cs
index 336115979c..8d05817fd5 100644
--- a/src/OpenTelemetry.Exporter.Geneva/Metrics/TlvMetricExporter.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/Metrics/TlvMetricExporter.cs
@@ -1,8 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Globalization;
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
diff --git a/src/OpenTelemetry.Exporter.Geneva/Metrics/Transport/IMetricDataTransport.cs b/src/OpenTelemetry.Exporter.Geneva/Metrics/Transport/IMetricDataTransport.cs
index 8b2be9ecee..1c40c4303d 100644
--- a/src/OpenTelemetry.Exporter.Geneva/Metrics/Transport/IMetricDataTransport.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/Metrics/Transport/IMetricDataTransport.cs
@@ -1,8 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-
 namespace OpenTelemetry.Exporter.Geneva;
 
 internal interface IMetricDataTransport : IDisposable
diff --git a/src/OpenTelemetry.Exporter.Geneva/Metrics/Transport/MetricEtwDataTransport.cs b/src/OpenTelemetry.Exporter.Geneva/Metrics/Transport/MetricEtwDataTransport.cs
index e3a0065df3..1c7fa8770e 100644
--- a/src/OpenTelemetry.Exporter.Geneva/Metrics/Transport/MetricEtwDataTransport.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/Metrics/Transport/MetricEtwDataTransport.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 #if NET6_0_OR_GREATER
 using System.Diagnostics.CodeAnalysis;
 #endif
diff --git a/src/OpenTelemetry.Exporter.Geneva/Metrics/Transport/MetricUnixDataTransport.cs b/src/OpenTelemetry.Exporter.Geneva/Metrics/Transport/MetricUnixDataTransport.cs
index 863a6f5542..799e8bf7d2 100644
--- a/src/OpenTelemetry.Exporter.Geneva/Metrics/Transport/MetricUnixDataTransport.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/Metrics/Transport/MetricUnixDataTransport.cs
@@ -39,6 +39,6 @@ public void Dispose()
 
     public void SendOtlpProtobufEvent(byte[] body, int size)
     {
-        throw new System.NotImplementedException();
+        throw new NotImplementedException();
     }
 }
diff --git a/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/MessagePackSerializer.cs b/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/MessagePackSerializer.cs
index 62424f5693..21ed99dd71 100644
--- a/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/MessagePackSerializer.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/MessagePackSerializer.cs
@@ -1,11 +1,9 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 #if NET6_0_OR_GREATER
 using System.Buffers.Binary;
 #endif
-using System.Collections.Generic;
 using System.Globalization;
 using System.Runtime.CompilerServices;
 using System.Text;
diff --git a/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/MsgPackExporter.cs b/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/MsgPackExporter.cs
index 581a07dcd3..7a6ed20f52 100644
--- a/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/MsgPackExporter.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/MsgPackExporter.cs
@@ -1,11 +1,9 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 #if NET8_0_OR_GREATER
 using System.Collections.Frozen;
 #endif
-using System.Collections.Generic;
 
 namespace OpenTelemetry.Exporter.Geneva;
 
diff --git a/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/MsgPackLogExporter.cs b/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/MsgPackLogExporter.cs
index 2cbb03dcd5..0a143cd39a 100644
--- a/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/MsgPackLogExporter.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/MsgPackLogExporter.cs
@@ -1,15 +1,12 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 #if NET8_0_OR_GREATER
 using System.Collections.Frozen;
 #endif
-using System.Collections.Generic;
 using System.Globalization;
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
-using System.Threading;
 using Microsoft.Extensions.Logging;
 using OpenTelemetry.Internal;
 using OpenTelemetry.Logs;
diff --git a/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/MsgPackTraceExporter.cs b/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/MsgPackTraceExporter.cs
index c205c8a0c2..bddd2ba478 100644
--- a/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/MsgPackTraceExporter.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/MsgPackTraceExporter.cs
@@ -1,15 +1,12 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 #if NET8_0_OR_GREATER
 using System.Collections.Frozen;
 #endif
-using System.Collections.Generic;
 using System.Diagnostics;
 using System.Globalization;
 using System.Runtime.InteropServices;
-using System.Threading;
 
 namespace OpenTelemetry.Exporter.Geneva;
 
diff --git a/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/Transport/EtwDataTransport.cs b/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/Transport/EtwDataTransport.cs
index b17403699a..199818de29 100644
--- a/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/Transport/EtwDataTransport.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/Transport/EtwDataTransport.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 #if NET6_0_OR_GREATER
 using System.Diagnostics.CodeAnalysis;
 #endif
diff --git a/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/Transport/UnixDomainSocketDataTransport.cs b/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/Transport/UnixDomainSocketDataTransport.cs
index 024380127c..c7424a1023 100644
--- a/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/Transport/UnixDomainSocketDataTransport.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/Transport/UnixDomainSocketDataTransport.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Net;
 using System.Net.Sockets;
 
diff --git a/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/Transport/UnixDomainSocketEndPoint.cs b/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/Transport/UnixDomainSocketEndPoint.cs
index ef00b48764..7178ea45fe 100644
--- a/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/Transport/UnixDomainSocketEndPoint.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/MsgPackExporter/Transport/UnixDomainSocketEndPoint.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Net;
 using System.Net.Sockets;
 using System.Text;
diff --git a/src/OpenTelemetry.Exporter.Geneva/OpenTelemetry.Exporter.Geneva.csproj b/src/OpenTelemetry.Exporter.Geneva/OpenTelemetry.Exporter.Geneva.csproj
index 0e28e227b8..11c4d04c9e 100644
--- a/src/OpenTelemetry.Exporter.Geneva/OpenTelemetry.Exporter.Geneva.csproj
+++ b/src/OpenTelemetry.Exporter.Geneva/OpenTelemetry.Exporter.Geneva.csproj
@@ -12,6 +12,7 @@
     <MinVerTagPrefix>Exporter.Geneva-</MinVerTagPrefix>
     <PackageValidationBaselineVersion>1.9.0</PackageValidationBaselineVersion>
     <Nullable>disable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/OpenTelemetry.Exporter.Geneva/TLDExporter/JsonSerializer.cs b/src/OpenTelemetry.Exporter.Geneva/TLDExporter/JsonSerializer.cs
index ca5f4e6d96..06aaa294d8 100644
--- a/src/OpenTelemetry.Exporter.Geneva/TLDExporter/JsonSerializer.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/TLDExporter/JsonSerializer.cs
@@ -1,12 +1,9 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Globalization;
 using System.Runtime.CompilerServices;
 using System.Text;
-using System.Threading;
 
 namespace OpenTelemetry.Exporter.Geneva.TldExporter;
 
diff --git a/src/OpenTelemetry.Exporter.Geneva/TLDExporter/TldExporter.cs b/src/OpenTelemetry.Exporter.Geneva/TLDExporter/TldExporter.cs
index 4891c5266e..a7f6f3ba33 100644
--- a/src/OpenTelemetry.Exporter.Geneva/TLDExporter/TldExporter.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/TLDExporter/TldExporter.cs
@@ -1,8 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Globalization;
 using System.Runtime.CompilerServices;
 using System.Text;
diff --git a/src/OpenTelemetry.Exporter.Geneva/TLDExporter/TldLogExporter.cs b/src/OpenTelemetry.Exporter.Geneva/TLDExporter/TldLogExporter.cs
index 318cb02092..2eeab5c30d 100644
--- a/src/OpenTelemetry.Exporter.Geneva/TLDExporter/TldLogExporter.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/TLDExporter/TldLogExporter.cs
@@ -1,12 +1,9 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Globalization;
 using System.Runtime.CompilerServices;
 using System.Text;
-using System.Threading;
 using Microsoft.Extensions.Logging;
 using OpenTelemetry.Exporter.Geneva.External;
 using OpenTelemetry.Internal;
diff --git a/src/OpenTelemetry.Exporter.Geneva/TLDExporter/TldTraceExporter.cs b/src/OpenTelemetry.Exporter.Geneva/TLDExporter/TldTraceExporter.cs
index ce63e57fab..6294d96056 100644
--- a/src/OpenTelemetry.Exporter.Geneva/TLDExporter/TldTraceExporter.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/TLDExporter/TldTraceExporter.cs
@@ -1,12 +1,9 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
 using System.Globalization;
 using System.Text;
-using System.Threading;
 using OpenTelemetry.Exporter.Geneva.External;
 using OpenTelemetry.Internal;
 
diff --git a/src/OpenTelemetry.Exporter.Geneva/TLDExporter/UncheckedASCIIEncoding.cs b/src/OpenTelemetry.Exporter.Geneva/TLDExporter/UncheckedASCIIEncoding.cs
index c7fdbb9967..c36b6c1059 100644
--- a/src/OpenTelemetry.Exporter.Geneva/TLDExporter/UncheckedASCIIEncoding.cs
+++ b/src/OpenTelemetry.Exporter.Geneva/TLDExporter/UncheckedASCIIEncoding.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Text;
 using OpenTelemetry.Internal;
 
diff --git a/src/OpenTelemetry.Exporter.InfluxDB/InfluxDBExporterExtensions.cs b/src/OpenTelemetry.Exporter.InfluxDB/InfluxDBExporterExtensions.cs
index dd461973be..6628e761bf 100644
--- a/src/OpenTelemetry.Exporter.InfluxDB/InfluxDBExporterExtensions.cs
+++ b/src/OpenTelemetry.Exporter.InfluxDB/InfluxDBExporterExtensions.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using InfluxDB.Client;
 using OpenTelemetry.Exporter.InfluxDB;
 using OpenTelemetry.Trace;
diff --git a/src/OpenTelemetry.Exporter.InfluxDB/InfluxDBMetricsExporter.cs b/src/OpenTelemetry.Exporter.InfluxDB/InfluxDBMetricsExporter.cs
index 0b2e827783..651d360162 100644
--- a/src/OpenTelemetry.Exporter.InfluxDB/InfluxDBMetricsExporter.cs
+++ b/src/OpenTelemetry.Exporter.InfluxDB/InfluxDBMetricsExporter.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using InfluxDB.Client;
 using InfluxDB.Client.Writes;
 using OpenTelemetry.Metrics;
diff --git a/src/OpenTelemetry.Exporter.InfluxDB/InfluxDBMetricsExporterOptions.cs b/src/OpenTelemetry.Exporter.InfluxDB/InfluxDBMetricsExporterOptions.cs
index 35448f01b3..f79c5aff89 100644
--- a/src/OpenTelemetry.Exporter.InfluxDB/InfluxDBMetricsExporterOptions.cs
+++ b/src/OpenTelemetry.Exporter.InfluxDB/InfluxDBMetricsExporterOptions.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using OpenTelemetry.Internal;
 
 namespace OpenTelemetry.Exporter.InfluxDB;
diff --git a/src/OpenTelemetry.Exporter.InfluxDB/OpenTelemetry.Exporter.InfluxDB.csproj b/src/OpenTelemetry.Exporter.InfluxDB/OpenTelemetry.Exporter.InfluxDB.csproj
index f1c7da1493..ca53d70296 100644
--- a/src/OpenTelemetry.Exporter.InfluxDB/OpenTelemetry.Exporter.InfluxDB.csproj
+++ b/src/OpenTelemetry.Exporter.InfluxDB/OpenTelemetry.Exporter.InfluxDB.csproj
@@ -7,6 +7,7 @@
     <!-- OmniSharp/VS Code requires TargetFrameworks to be in descending order for IntelliSense and analysis. -->
     <TargetFrameworks>$(NetMinimumSupportedVersion);$(NetStandardMinimumSupportedVersion)</TargetFrameworks>
     <MinVerTagPrefix>Exporter.InfluxDB-</MinVerTagPrefix>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <!--Do not run Package Baseline Validation as this package has never released a stable version.
diff --git a/src/OpenTelemetry.Exporter.InfluxDB/PointDataExtensions.cs b/src/OpenTelemetry.Exporter.InfluxDB/PointDataExtensions.cs
index 7896fb1ecc..42dbf13256 100644
--- a/src/OpenTelemetry.Exporter.InfluxDB/PointDataExtensions.cs
+++ b/src/OpenTelemetry.Exporter.InfluxDB/PointDataExtensions.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
 using InfluxDB.Client.Writes;
 
 namespace OpenTelemetry.Exporter.InfluxDB;
diff --git a/src/OpenTelemetry.Exporter.Instana/Implementation/InstanaExporterEventSource.cs b/src/OpenTelemetry.Exporter.Instana/Implementation/InstanaExporterEventSource.cs
index 69ca3e04e9..8ddb58ce66 100644
--- a/src/OpenTelemetry.Exporter.Instana/Implementation/InstanaExporterEventSource.cs
+++ b/src/OpenTelemetry.Exporter.Instana/Implementation/InstanaExporterEventSource.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics.Tracing;
 using OpenTelemetry.Internal;
 
diff --git a/src/OpenTelemetry.Exporter.Instana/Implementation/InstanaSpan.cs b/src/OpenTelemetry.Exporter.Instana/Implementation/InstanaSpan.cs
index 9778cf9b2a..997f7a505f 100644
--- a/src/OpenTelemetry.Exporter.Instana/Implementation/InstanaSpan.cs
+++ b/src/OpenTelemetry.Exporter.Instana/Implementation/InstanaSpan.cs
@@ -1,8 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
-
 namespace OpenTelemetry.Exporter.Instana.Implementation;
 
 internal enum SpanKind
diff --git a/src/OpenTelemetry.Exporter.Instana/Implementation/InstanaSpanFactory.cs b/src/OpenTelemetry.Exporter.Instana/Implementation/InstanaSpanFactory.cs
index 855a104625..0d106cd0d5 100644
--- a/src/OpenTelemetry.Exporter.Instana/Implementation/InstanaSpanFactory.cs
+++ b/src/OpenTelemetry.Exporter.Instana/Implementation/InstanaSpanFactory.cs
@@ -1,8 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
-
 namespace OpenTelemetry.Exporter.Instana.Implementation;
 
 internal class InstanaSpanFactory
diff --git a/src/OpenTelemetry.Exporter.Instana/Implementation/InstanaSpanSerializer.cs b/src/OpenTelemetry.Exporter.Instana/Implementation/InstanaSpanSerializer.cs
index 15c08e51b5..3e47cc80e1 100644
--- a/src/OpenTelemetry.Exporter.Instana/Implementation/InstanaSpanSerializer.cs
+++ b/src/OpenTelemetry.Exporter.Instana/Implementation/InstanaSpanSerializer.cs
@@ -1,12 +1,8 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Collections;
-using System.Collections.Generic;
 using System.Globalization;
-using System.IO;
-using System.Threading.Tasks;
 
 namespace OpenTelemetry.Exporter.Instana.Implementation;
 
diff --git a/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/ActivityProcessorBase.cs b/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/ActivityProcessorBase.cs
index 16a327cb4a..e930059ecd 100644
--- a/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/ActivityProcessorBase.cs
+++ b/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/ActivityProcessorBase.cs
@@ -1,9 +1,7 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
 using System.Diagnostics;
-using System.Threading.Tasks;
 
 namespace OpenTelemetry.Exporter.Instana.Implementation.Processors;
 
diff --git a/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/DefaultActivityProcessor.cs b/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/DefaultActivityProcessor.cs
index 690ae30f57..214c2af7dd 100644
--- a/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/DefaultActivityProcessor.cs
+++ b/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/DefaultActivityProcessor.cs
@@ -1,9 +1,7 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics;
-using System.Threading.Tasks;
 
 namespace OpenTelemetry.Exporter.Instana.Implementation.Processors;
 
diff --git a/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/ErrorActivityProcessor.cs b/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/ErrorActivityProcessor.cs
index 50b4b19fcd..6c00a71cc5 100644
--- a/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/ErrorActivityProcessor.cs
+++ b/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/ErrorActivityProcessor.cs
@@ -2,7 +2,6 @@
 // SPDX-License-Identifier: Apache-2.0
 
 using System.Diagnostics;
-using System.Threading.Tasks;
 
 namespace OpenTelemetry.Exporter.Instana.Implementation.Processors;
 
diff --git a/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/EventsActivityProcessor.cs b/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/EventsActivityProcessor.cs
index cd7eceaf63..0e1e08a514 100644
--- a/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/EventsActivityProcessor.cs
+++ b/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/EventsActivityProcessor.cs
@@ -1,9 +1,7 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
 using System.Diagnostics;
-using System.Threading.Tasks;
 
 namespace OpenTelemetry.Exporter.Instana.Implementation.Processors;
 
diff --git a/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/IActivityProcessor.cs b/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/IActivityProcessor.cs
index b812d4bc55..920d5a83be 100644
--- a/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/IActivityProcessor.cs
+++ b/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/IActivityProcessor.cs
@@ -1,8 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Threading.Tasks;
-
 namespace OpenTelemetry.Exporter.Instana.Implementation.Processors;
 
 internal interface IActivityProcessor
diff --git a/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/TagsActivityProcessor.cs b/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/TagsActivityProcessor.cs
index 3a1c10d59e..f1079955dc 100644
--- a/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/TagsActivityProcessor.cs
+++ b/src/OpenTelemetry.Exporter.Instana/Implementation/Processors/TagsActivityProcessor.cs
@@ -1,9 +1,7 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
 using System.Diagnostics;
-using System.Threading.Tasks;
 
 namespace OpenTelemetry.Exporter.Instana.Implementation.Processors;
 
diff --git a/src/OpenTelemetry.Exporter.Instana/Implementation/SpanSender.cs b/src/OpenTelemetry.Exporter.Instana/Implementation/SpanSender.cs
index e433e79ff9..0381b25a5a 100644
--- a/src/OpenTelemetry.Exporter.Instana/Implementation/SpanSender.cs
+++ b/src/OpenTelemetry.Exporter.Instana/Implementation/SpanSender.cs
@@ -2,7 +2,6 @@
 // SPDX-License-Identifier: Apache-2.0
 
 using System.Collections.Concurrent;
-using System.Threading.Tasks;
 
 namespace OpenTelemetry.Exporter.Instana.Implementation;
 
diff --git a/src/OpenTelemetry.Exporter.Instana/Implementation/Transport.cs b/src/OpenTelemetry.Exporter.Instana/Implementation/Transport.cs
index e990d88d93..d13ae7922b 100644
--- a/src/OpenTelemetry.Exporter.Instana/Implementation/Transport.cs
+++ b/src/OpenTelemetry.Exporter.Instana/Implementation/Transport.cs
@@ -1,14 +1,13 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Collections.Concurrent;
 using System.Globalization;
-using System.IO;
 using System.Net;
+#if NETFRAMEWORK
 using System.Net.Http;
+#endif
 using System.Net.Http.Headers;
-using System.Threading.Tasks;
 
 namespace OpenTelemetry.Exporter.Instana.Implementation;
 
diff --git a/src/OpenTelemetry.Exporter.Instana/InstanaExporter.cs b/src/OpenTelemetry.Exporter.Instana/InstanaExporter.cs
index 0cb2ea11b9..fa9df6854c 100644
--- a/src/OpenTelemetry.Exporter.Instana/InstanaExporter.cs
+++ b/src/OpenTelemetry.Exporter.Instana/InstanaExporter.cs
@@ -1,11 +1,8 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics;
 using System.Globalization;
-using System.Linq;
-using System.Threading.Tasks;
 using OpenTelemetry.Exporter.Instana.Implementation;
 using OpenTelemetry.Exporter.Instana.Implementation.Processors;
 using OpenTelemetry.Resources;
diff --git a/src/OpenTelemetry.Exporter.Instana/InstanaExporterHelper.cs b/src/OpenTelemetry.Exporter.Instana/InstanaExporterHelper.cs
index 346b925444..90bf9b97a2 100644
--- a/src/OpenTelemetry.Exporter.Instana/InstanaExporterHelper.cs
+++ b/src/OpenTelemetry.Exporter.Instana/InstanaExporterHelper.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics;
 using OpenTelemetry.Resources;
 
diff --git a/src/OpenTelemetry.Exporter.Instana/OpenTelemetry.Exporter.Instana.csproj b/src/OpenTelemetry.Exporter.Instana/OpenTelemetry.Exporter.Instana.csproj
index 474df77b09..a67ba5ee11 100644
--- a/src/OpenTelemetry.Exporter.Instana/OpenTelemetry.Exporter.Instana.csproj
+++ b/src/OpenTelemetry.Exporter.Instana/OpenTelemetry.Exporter.Instana.csproj
@@ -8,6 +8,7 @@
     <MinVerTagPrefix>Exporter.Instana-</MinVerTagPrefix>
     <PackageValidationBaselineVersion>1.0.3</PackageValidationBaselineVersion>
     <Nullable>disable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/OpenTelemetry.Exporter.Instana/TracerProviderBuilderExtensions.cs b/src/OpenTelemetry.Exporter.Instana/TracerProviderBuilderExtensions.cs
index 6d883f5870..46f40881ff 100644
--- a/src/OpenTelemetry.Exporter.Instana/TracerProviderBuilderExtensions.cs
+++ b/src/OpenTelemetry.Exporter.Instana/TracerProviderBuilderExtensions.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using OpenTelemetry.Trace;
 
 namespace OpenTelemetry.Exporter.Instana;
diff --git a/src/OpenTelemetry.Exporter.OneCollector/OpenTelemetry.Exporter.OneCollector.csproj b/src/OpenTelemetry.Exporter.OneCollector/OpenTelemetry.Exporter.OneCollector.csproj
index 26d9b1fbda..d3583e1508 100644
--- a/src/OpenTelemetry.Exporter.OneCollector/OpenTelemetry.Exporter.OneCollector.csproj
+++ b/src/OpenTelemetry.Exporter.OneCollector/OpenTelemetry.Exporter.OneCollector.csproj
@@ -7,7 +7,7 @@
     <TargetFrameworks>net7.0;net6.0;netstandard2.1;netstandard2.0</TargetFrameworks>
     <TargetFrameworks Condition="$(OS) == 'Windows_NT'">$(TargetFrameworks);net462</TargetFrameworks>
     <MinVerTagPrefix>Exporter.OneCollector-</MinVerTagPrefix>
-    <ImplicitUsings>true</ImplicitUsings>
+    <ImplicitUsings>enable</ImplicitUsings>
     <EnableConfigurationBindingGenerator>true</EnableConfigurationBindingGenerator>
     <!-- Note: SYSLIB1100;SYSLIB1101 - Configuration.Binder: Can't create
     instance and unsupported type are being emitted by config source generator
diff --git a/src/OpenTelemetry.Exporter.Stackdriver/Implementation/ActivityExtensions.cs b/src/OpenTelemetry.Exporter.Stackdriver/Implementation/ActivityExtensions.cs
index ac50447e2a..39b4cde0d5 100644
--- a/src/OpenTelemetry.Exporter.Stackdriver/Implementation/ActivityExtensions.cs
+++ b/src/OpenTelemetry.Exporter.Stackdriver/Implementation/ActivityExtensions.cs
@@ -1,10 +1,8 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
 using System.Diagnostics;
 using System.Globalization;
-using System.Linq;
 using Google.Cloud.Trace.V2;
 using Google.Protobuf.WellKnownTypes;
 using OpenTelemetry.Trace;
diff --git a/src/OpenTelemetry.Exporter.Stackdriver/Implementation/ExporterStackdriverEventSource.cs b/src/OpenTelemetry.Exporter.Stackdriver/Implementation/ExporterStackdriverEventSource.cs
index f6157e4575..66715f6cb0 100644
--- a/src/OpenTelemetry.Exporter.Stackdriver/Implementation/ExporterStackdriverEventSource.cs
+++ b/src/OpenTelemetry.Exporter.Stackdriver/Implementation/ExporterStackdriverEventSource.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics.Tracing;
 using OpenTelemetry.Internal;
 
diff --git a/src/OpenTelemetry.Exporter.Stackdriver/Implementation/GoogleCloudResourceUtils.cs b/src/OpenTelemetry.Exporter.Stackdriver/Implementation/GoogleCloudResourceUtils.cs
index 9b012c3b6d..253b7c1169 100644
--- a/src/OpenTelemetry.Exporter.Stackdriver/Implementation/GoogleCloudResourceUtils.cs
+++ b/src/OpenTelemetry.Exporter.Stackdriver/Implementation/GoogleCloudResourceUtils.cs
@@ -1,8 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.IO;
 using Google.Api;
 
 namespace OpenTelemetry.Exporter.Stackdriver.Implementation;
diff --git a/src/OpenTelemetry.Exporter.Stackdriver/Implementation/ResourceExtensions.cs b/src/OpenTelemetry.Exporter.Stackdriver/Implementation/ResourceExtensions.cs
index e26e68fbb6..0b4d791253 100644
--- a/src/OpenTelemetry.Exporter.Stackdriver/Implementation/ResourceExtensions.cs
+++ b/src/OpenTelemetry.Exporter.Stackdriver/Implementation/ResourceExtensions.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
 using Google.Cloud.Trace.V2;
 using OpenTelemetry.Resources;
 
diff --git a/src/OpenTelemetry.Exporter.Stackdriver/Implementation/StackdriverStatsConfiguration.cs b/src/OpenTelemetry.Exporter.Stackdriver/Implementation/StackdriverStatsConfiguration.cs
index 111ce5a768..06da734ec2 100644
--- a/src/OpenTelemetry.Exporter.Stackdriver/Implementation/StackdriverStatsConfiguration.cs
+++ b/src/OpenTelemetry.Exporter.Stackdriver/Implementation/StackdriverStatsConfiguration.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using Google.Api;
 using Google.Apis.Auth.OAuth2;
 
diff --git a/src/OpenTelemetry.Exporter.Stackdriver/OpenTelemetry.Exporter.Stackdriver.csproj b/src/OpenTelemetry.Exporter.Stackdriver/OpenTelemetry.Exporter.Stackdriver.csproj
index a4f5b0c32b..0a0ebdc216 100644
--- a/src/OpenTelemetry.Exporter.Stackdriver/OpenTelemetry.Exporter.Stackdriver.csproj
+++ b/src/OpenTelemetry.Exporter.Stackdriver/OpenTelemetry.Exporter.Stackdriver.csproj
@@ -5,6 +5,7 @@
     <Description>Stackdriver .NET Exporter for OpenTelemetry.</Description>
     <PackageTags>$(PackageTags);Stackdriver;Google;GCP;distributed-tracing</PackageTags>
     <MinVerTagPrefix>Exporter.Stackdriver-</MinVerTagPrefix>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <!--Do not run Package Baseline Validation as this package has never released a stable version.
diff --git a/src/OpenTelemetry.Exporter.Stackdriver/StackdriverTraceExporter.cs b/src/OpenTelemetry.Exporter.Stackdriver/StackdriverTraceExporter.cs
index a940f6e312..46899657f0 100644
--- a/src/OpenTelemetry.Exporter.Stackdriver/StackdriverTraceExporter.cs
+++ b/src/OpenTelemetry.Exporter.Stackdriver/StackdriverTraceExporter.cs
@@ -1,10 +1,8 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics;
 using System.Diagnostics.CodeAnalysis;
-using System.Linq;
 using System.Reflection;
 using Google.Api.Gax.Grpc;
 using Google.Cloud.Trace.V2;
diff --git a/src/OpenTelemetry.Exporter.Stackdriver/Utils/CommonUtils.cs b/src/OpenTelemetry.Exporter.Stackdriver/Utils/CommonUtils.cs
index c5e070c81e..cefe859e89 100644
--- a/src/OpenTelemetry.Exporter.Stackdriver/Utils/CommonUtils.cs
+++ b/src/OpenTelemetry.Exporter.Stackdriver/Utils/CommonUtils.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
 using OpenTelemetry.Internal;
 
 namespace OpenTelemetry.Exporter.Stackdriver.Utils;
diff --git a/src/OpenTelemetry.Extensions.AWS/AWSXRayEventSource.cs b/src/OpenTelemetry.Extensions.AWS/AWSXRayEventSource.cs
index 36901d478a..944d6ae279 100644
--- a/src/OpenTelemetry.Extensions.AWS/AWSXRayEventSource.cs
+++ b/src/OpenTelemetry.Extensions.AWS/AWSXRayEventSource.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics.Tracing;
 using OpenTelemetry.Internal;
 
diff --git a/src/OpenTelemetry.Extensions.AWS/AWSXRayIdGenerator.cs b/src/OpenTelemetry.Extensions.AWS/AWSXRayIdGenerator.cs
index a85d9560f5..78c40219be 100644
--- a/src/OpenTelemetry.Extensions.AWS/AWSXRayIdGenerator.cs
+++ b/src/OpenTelemetry.Extensions.AWS/AWSXRayIdGenerator.cs
@@ -2,10 +2,8 @@
 // SPDX-License-Identifier: Apache-2.0
 
 #if !NET6_0_OR_GREATER
-using System;
 using System.Diagnostics;
 using System.Globalization;
-using System.Linq;
 using OpenTelemetry.Internal;
 using OpenTelemetry.Trace;
 
diff --git a/src/OpenTelemetry.Extensions.AWS/AWSXRayIdGenerator.net6.cs b/src/OpenTelemetry.Extensions.AWS/AWSXRayIdGenerator.net6.cs
index 787f952bf9..44f465e262 100644
--- a/src/OpenTelemetry.Extensions.AWS/AWSXRayIdGenerator.net6.cs
+++ b/src/OpenTelemetry.Extensions.AWS/AWSXRayIdGenerator.net6.cs
@@ -2,7 +2,6 @@
 // SPDX-License-Identifier: Apache-2.0
 
 #if NET6_0_OR_GREATER
-using System;
 using System.Buffers.Binary;
 using System.Diagnostics;
 using System.Security.Cryptography;
diff --git a/src/OpenTelemetry.Extensions.AWS/OpenTelemetry.Extensions.AWS.csproj b/src/OpenTelemetry.Extensions.AWS/OpenTelemetry.Extensions.AWS.csproj
index 253518e82b..dfedb67cbe 100644
--- a/src/OpenTelemetry.Extensions.AWS/OpenTelemetry.Extensions.AWS.csproj
+++ b/src/OpenTelemetry.Extensions.AWS/OpenTelemetry.Extensions.AWS.csproj
@@ -5,6 +5,7 @@
     <TargetFrameworks Condition="$(OS) == 'Windows_NT'">$(TargetFrameworks);$(NetFrameworkMinimumSupportedVersion)</TargetFrameworks>
     <Description>OpenTelemetry extensions for AWS.</Description>
     <MinVerTagPrefix>Extensions.AWS-</MinVerTagPrefix>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <!--Do not run Package Baseline Validation as this package has never released a stable version.
diff --git a/src/OpenTelemetry.Extensions.AWS/Trace/AWSXRayPropagator.cs b/src/OpenTelemetry.Extensions.AWS/Trace/AWSXRayPropagator.cs
index 5d3084f096..569bae5391 100644
--- a/src/OpenTelemetry.Extensions.AWS/Trace/AWSXRayPropagator.cs
+++ b/src/OpenTelemetry.Extensions.AWS/Trace/AWSXRayPropagator.cs
@@ -1,11 +1,8 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
 using System.Globalization;
-using System.Linq;
 using System.Numerics;
 using System.Text;
 using OpenTelemetry.Context.Propagation;
diff --git a/src/OpenTelemetry.Extensions.AWS/TracerProviderBuilderExtensions.cs b/src/OpenTelemetry.Extensions.AWS/TracerProviderBuilderExtensions.cs
index 8a1a23e00e..a232660257 100644
--- a/src/OpenTelemetry.Extensions.AWS/TracerProviderBuilderExtensions.cs
+++ b/src/OpenTelemetry.Extensions.AWS/TracerProviderBuilderExtensions.cs
@@ -31,7 +31,7 @@ public static TracerProviderBuilder AddXRayTraceId(this TracerProviderBuilder bu
     /// <param name="builder"><see cref="TracerProviderBuilder"/> being configured.</param>
     /// <param name="sampler">Unused. (See deprecation message.)</param>
     /// <returns>The instance of <see cref="TracerProviderBuilder"/>.</returns>
-    [System.Obsolete($"When targeting .NET 6.0 or later, the X-Ray ID generator does not need to update the sampling decision. Use ${nameof(AddXRayTraceId)} instead.")]
+    [Obsolete($"When targeting .NET 6.0 or later, the X-Ray ID generator does not need to update the sampling decision. Use ${nameof(AddXRayTraceId)} instead.")]
 #else
     /// <summary>
     /// 1. Replace the trace id of root activity.
diff --git a/src/OpenTelemetry.Extensions.Enrichment/Internal/TraceEnrichmentActions.cs b/src/OpenTelemetry.Extensions.Enrichment/Internal/TraceEnrichmentActions.cs
index cf6ddf335a..1417e5edb3 100644
--- a/src/OpenTelemetry.Extensions.Enrichment/Internal/TraceEnrichmentActions.cs
+++ b/src/OpenTelemetry.Extensions.Enrichment/Internal/TraceEnrichmentActions.cs
@@ -1,10 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
-using System.Linq;
-
 namespace OpenTelemetry.Extensions.Enrichment;
 
 #pragma warning disable CA1812 // Class is instantiated through dependency injection
diff --git a/src/OpenTelemetry.Extensions.Enrichment/Internal/TraceEnrichmentProcessor.cs b/src/OpenTelemetry.Extensions.Enrichment/Internal/TraceEnrichmentProcessor.cs
index e77fd7723f..ce87f8a107 100644
--- a/src/OpenTelemetry.Extensions.Enrichment/Internal/TraceEnrichmentProcessor.cs
+++ b/src/OpenTelemetry.Extensions.Enrichment/Internal/TraceEnrichmentProcessor.cs
@@ -1,9 +1,7 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
 using System.Diagnostics;
-using System.Linq;
 
 namespace OpenTelemetry.Extensions.Enrichment;
 
diff --git a/src/OpenTelemetry.Extensions.Enrichment/OpenTelemetry.Extensions.Enrichment.csproj b/src/OpenTelemetry.Extensions.Enrichment/OpenTelemetry.Extensions.Enrichment.csproj
index 03e48e6f70..b62eb2018d 100644
--- a/src/OpenTelemetry.Extensions.Enrichment/OpenTelemetry.Extensions.Enrichment.csproj
+++ b/src/OpenTelemetry.Extensions.Enrichment/OpenTelemetry.Extensions.Enrichment.csproj
@@ -8,6 +8,7 @@
     <NoWarn>$(NoWarn),CS1591</NoWarn>
     <MinVerTagPrefix>Extensions.Enrichment-</MinVerTagPrefix>
     <AnalysisLevel>latest-all</AnalysisLevel>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <!--Do not run Package Baseline Validation as this package has never released a stable version.
diff --git a/src/OpenTelemetry.Extensions.Enrichment/TraceEnrichmentProviderBuilderExtensions.cs b/src/OpenTelemetry.Extensions.Enrichment/TraceEnrichmentProviderBuilderExtensions.cs
index d0f412ed06..188eb606b5 100644
--- a/src/OpenTelemetry.Extensions.Enrichment/TraceEnrichmentProviderBuilderExtensions.cs
+++ b/src/OpenTelemetry.Extensions.Enrichment/TraceEnrichmentProviderBuilderExtensions.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 #if NET6_0_OR_GREATER
 using System.Diagnostics.CodeAnalysis;
 #endif
diff --git a/src/OpenTelemetry.Extensions.Enrichment/TraceEnrichmentServiceCollectionExtensions.cs b/src/OpenTelemetry.Extensions.Enrichment/TraceEnrichmentServiceCollectionExtensions.cs
index b78210a488..add67c8c8c 100644
--- a/src/OpenTelemetry.Extensions.Enrichment/TraceEnrichmentServiceCollectionExtensions.cs
+++ b/src/OpenTelemetry.Extensions.Enrichment/TraceEnrichmentServiceCollectionExtensions.cs
@@ -1,11 +1,9 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 #if NET6_0_OR_GREATER
 using System.Diagnostics.CodeAnalysis;
 #endif
-using System.Linq;
 using Microsoft.Extensions.DependencyInjection.Extensions;
 using OpenTelemetry.Extensions.Enrichment;
 using OpenTelemetry.Internal;
diff --git a/src/OpenTelemetry.Extensions/AssemblyInfo.cs b/src/OpenTelemetry.Extensions/AssemblyInfo.cs
index f598806af3..91bbd3225d 100644
--- a/src/OpenTelemetry.Extensions/AssemblyInfo.cs
+++ b/src/OpenTelemetry.Extensions/AssemblyInfo.cs
@@ -1,6 +1,4 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-
 [assembly: CLSCompliant(false)]
diff --git a/src/OpenTelemetry.Extensions/Internal/ActivityEventAttachingLogProcessor.cs b/src/OpenTelemetry.Extensions/Internal/ActivityEventAttachingLogProcessor.cs
index 3ee84a53f9..fbd1737966 100644
--- a/src/OpenTelemetry.Extensions/Internal/ActivityEventAttachingLogProcessor.cs
+++ b/src/OpenTelemetry.Extensions/Internal/ActivityEventAttachingLogProcessor.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics;
 using OpenTelemetry.Internal;
 using OpenTelemetry.Trace;
diff --git a/src/OpenTelemetry.Extensions/Internal/DefaultLogStateConverter.cs b/src/OpenTelemetry.Extensions/Internal/DefaultLogStateConverter.cs
index aca7fe4301..c104049f39 100644
--- a/src/OpenTelemetry.Extensions/Internal/DefaultLogStateConverter.cs
+++ b/src/OpenTelemetry.Extensions/Internal/DefaultLogStateConverter.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
 using System.Diagnostics;
 
 namespace OpenTelemetry.Logs;
diff --git a/src/OpenTelemetry.Extensions/Internal/OpenTelemetryExtensionsEventSource.cs b/src/OpenTelemetry.Extensions/Internal/OpenTelemetryExtensionsEventSource.cs
index 0e56043645..720933f0d9 100644
--- a/src/OpenTelemetry.Extensions/Internal/OpenTelemetryExtensionsEventSource.cs
+++ b/src/OpenTelemetry.Extensions/Internal/OpenTelemetryExtensionsEventSource.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics.Tracing;
 using OpenTelemetry.Internal;
 
diff --git a/src/OpenTelemetry.Extensions/Logs/LogToActivityEventConversionOptions.cs b/src/OpenTelemetry.Extensions/Logs/LogToActivityEventConversionOptions.cs
index e24760018f..7ec3df4715 100644
--- a/src/OpenTelemetry.Extensions/Logs/LogToActivityEventConversionOptions.cs
+++ b/src/OpenTelemetry.Extensions/Logs/LogToActivityEventConversionOptions.cs
@@ -1,8 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
 
 namespace OpenTelemetry.Logs;
diff --git a/src/OpenTelemetry.Extensions/Logs/OpenTelemetryLoggingExtensions.cs b/src/OpenTelemetry.Extensions/Logs/OpenTelemetryLoggingExtensions.cs
index 1d0ae3a831..ce4152036b 100644
--- a/src/OpenTelemetry.Extensions/Logs/OpenTelemetryLoggingExtensions.cs
+++ b/src/OpenTelemetry.Extensions/Logs/OpenTelemetryLoggingExtensions.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics;
 using OpenTelemetry.Internal;
 using OpenTelemetry.Logs;
diff --git a/src/OpenTelemetry.Extensions/OpenTelemetry.Extensions.csproj b/src/OpenTelemetry.Extensions/OpenTelemetry.Extensions.csproj
index b204e085c8..b3335521b9 100644
--- a/src/OpenTelemetry.Extensions/OpenTelemetry.Extensions.csproj
+++ b/src/OpenTelemetry.Extensions/OpenTelemetry.Extensions.csproj
@@ -6,6 +6,7 @@
     <TargetFrameworks Condition="$(OS) == 'Windows_NT'">$(TargetFrameworks);net462</TargetFrameworks>
     <Description>OpenTelemetry .NET SDK preview features and extensions</Description>
     <MinVerTagPrefix>Extensions-</MinVerTagPrefix>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <!--Do not run Package Baseline Validation as this package has never released a stable version.
diff --git a/src/OpenTelemetry.Extensions/Trace/AutoFlushActivityProcessor.cs b/src/OpenTelemetry.Extensions/Trace/AutoFlushActivityProcessor.cs
index ad582c8777..b2a38d6799 100644
--- a/src/OpenTelemetry.Extensions/Trace/AutoFlushActivityProcessor.cs
+++ b/src/OpenTelemetry.Extensions/Trace/AutoFlushActivityProcessor.cs
@@ -1,9 +1,7 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics;
-using System.Threading;
 
 namespace OpenTelemetry.Trace;
 
diff --git a/src/OpenTelemetry.Extensions/TracerProviderBuilderExtensions.cs b/src/OpenTelemetry.Extensions/TracerProviderBuilderExtensions.cs
index 5034cb11e7..90e4bd3b96 100644
--- a/src/OpenTelemetry.Extensions/TracerProviderBuilderExtensions.cs
+++ b/src/OpenTelemetry.Extensions/TracerProviderBuilderExtensions.cs
@@ -1,9 +1,7 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics;
-using System.Threading;
 using OpenTelemetry.Internal;
 
 namespace OpenTelemetry.Trace;
diff --git a/src/OpenTelemetry.Instrumentation.StackExchangeRedis/OpenTelemetry.Instrumentation.StackExchangeRedis.csproj b/src/OpenTelemetry.Instrumentation.StackExchangeRedis/OpenTelemetry.Instrumentation.StackExchangeRedis.csproj
index 53c2f8edcf..bedad48d2a 100644
--- a/src/OpenTelemetry.Instrumentation.StackExchangeRedis/OpenTelemetry.Instrumentation.StackExchangeRedis.csproj
+++ b/src/OpenTelemetry.Instrumentation.StackExchangeRedis/OpenTelemetry.Instrumentation.StackExchangeRedis.csproj
@@ -5,7 +5,7 @@
     <Description>StackExchange.Redis instrumentation for OpenTelemetry .NET</Description>
     <PackageTags>$(PackageTags);distributed-tracing;Redis;StackExchange.Redis</PackageTags>
     <MinVerTagPrefix>Instrumentation.StackExchangeRedis-</MinVerTagPrefix>
-    <ImplicitUsings>true</ImplicitUsings>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <!--Do not run Package Baseline Validation as this package has never released a stable version.
diff --git a/src/OpenTelemetry.PersistentStorage.Abstractions/AssemblyInfo.cs b/src/OpenTelemetry.PersistentStorage.Abstractions/AssemblyInfo.cs
index 9bda103541..61ee9d9a15 100644
--- a/src/OpenTelemetry.PersistentStorage.Abstractions/AssemblyInfo.cs
+++ b/src/OpenTelemetry.PersistentStorage.Abstractions/AssemblyInfo.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Runtime.CompilerServices;
 
 [assembly: CLSCompliant(false)]
diff --git a/src/OpenTelemetry.PersistentStorage.Abstractions/OpenTelemetry.PersistentStorage.Abstractions.csproj b/src/OpenTelemetry.PersistentStorage.Abstractions/OpenTelemetry.PersistentStorage.Abstractions.csproj
index e2c02a33b8..b0532defa7 100644
--- a/src/OpenTelemetry.PersistentStorage.Abstractions/OpenTelemetry.PersistentStorage.Abstractions.csproj
+++ b/src/OpenTelemetry.PersistentStorage.Abstractions/OpenTelemetry.PersistentStorage.Abstractions.csproj
@@ -8,6 +8,7 @@
     <MinVerTagPrefix>PersistentStorage-</MinVerTagPrefix>
     <PackageValidationBaselineVersion>1.0.0</PackageValidationBaselineVersion>
     <NoWarn>$(NoWarn),1591</NoWarn>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/OpenTelemetry.PersistentStorage.Abstractions/PersistentBlob.cs b/src/OpenTelemetry.PersistentStorage.Abstractions/PersistentBlob.cs
index 12f60c8fc0..aca1491ba2 100644
--- a/src/OpenTelemetry.PersistentStorage.Abstractions/PersistentBlob.cs
+++ b/src/OpenTelemetry.PersistentStorage.Abstractions/PersistentBlob.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics.CodeAnalysis;
 
 namespace OpenTelemetry.PersistentStorage.Abstractions;
diff --git a/src/OpenTelemetry.PersistentStorage.Abstractions/PersistentBlobProvider.cs b/src/OpenTelemetry.PersistentStorage.Abstractions/PersistentBlobProvider.cs
index 0a687cf57d..29d3dee8a0 100644
--- a/src/OpenTelemetry.PersistentStorage.Abstractions/PersistentBlobProvider.cs
+++ b/src/OpenTelemetry.PersistentStorage.Abstractions/PersistentBlobProvider.cs
@@ -1,10 +1,7 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;
-using System.Linq;
 
 namespace OpenTelemetry.PersistentStorage.Abstractions;
 
diff --git a/src/OpenTelemetry.PersistentStorage.Abstractions/PersistentStorageAbstractionsEventSource.cs b/src/OpenTelemetry.PersistentStorage.Abstractions/PersistentStorageAbstractionsEventSource.cs
index a60add2d84..0c8562ce31 100644
--- a/src/OpenTelemetry.PersistentStorage.Abstractions/PersistentStorageAbstractionsEventSource.cs
+++ b/src/OpenTelemetry.PersistentStorage.Abstractions/PersistentStorageAbstractionsEventSource.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics.Tracing;
 using OpenTelemetry.Internal;
 
diff --git a/src/OpenTelemetry.PersistentStorage.FileSystem/DirectorySizeTracker.cs b/src/OpenTelemetry.PersistentStorage.FileSystem/DirectorySizeTracker.cs
index 11b377006b..2bbc352817 100644
--- a/src/OpenTelemetry.PersistentStorage.FileSystem/DirectorySizeTracker.cs
+++ b/src/OpenTelemetry.PersistentStorage.FileSystem/DirectorySizeTracker.cs
@@ -1,10 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.IO;
-using System.Threading;
-
 namespace OpenTelemetry.PersistentStorage.FileSystem;
 
 /// <summary>
diff --git a/src/OpenTelemetry.PersistentStorage.FileSystem/FileBlob.cs b/src/OpenTelemetry.PersistentStorage.FileSystem/FileBlob.cs
index 7511ecabf0..cfb1c395d0 100644
--- a/src/OpenTelemetry.PersistentStorage.FileSystem/FileBlob.cs
+++ b/src/OpenTelemetry.PersistentStorage.FileSystem/FileBlob.cs
@@ -1,9 +1,7 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics.CodeAnalysis;
-using System.IO;
 using OpenTelemetry.Internal;
 using OpenTelemetry.PersistentStorage.Abstractions;
 
diff --git a/src/OpenTelemetry.PersistentStorage.FileSystem/FileBlobProvider.cs b/src/OpenTelemetry.PersistentStorage.FileSystem/FileBlobProvider.cs
index f8d6c92d11..b0abae2f40 100644
--- a/src/OpenTelemetry.PersistentStorage.FileSystem/FileBlobProvider.cs
+++ b/src/OpenTelemetry.PersistentStorage.FileSystem/FileBlobProvider.cs
@@ -1,11 +1,7 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;
-using System.IO;
-using System.Linq;
 using System.Timers;
 using OpenTelemetry.Internal;
 using OpenTelemetry.PersistentStorage.Abstractions;
@@ -27,7 +23,7 @@ public class FileBlobProvider : PersistentBlobProvider, IDisposable
     private readonly DirectorySizeTracker directorySizeTracker;
     private readonly long retentionPeriodInMilliseconds;
     private readonly int writeTimeoutInMilliseconds;
-    private readonly Timer maintenanceTimer;
+    private readonly System.Timers.Timer maintenanceTimer;
     private bool disposedValue;
 
     /// <summary>
@@ -64,7 +60,7 @@ public class FileBlobProvider : PersistentBlobProvider, IDisposable
     /// path exceeds system defined maximum length.
     /// </exception>
     /// <exception cref="UnauthorizedAccessException">
-    /// insufficient priviledges for provided path.
+    /// insufficient privileges for provided path.
     /// </exception>
     /// <exception cref="NotSupportedException">
     /// path contains a colon character (:) that is not part of a drive label ("C:\").
@@ -90,7 +86,7 @@ public FileBlobProvider(
         this.retentionPeriodInMilliseconds = retentionPeriodInMilliseconds;
         this.writeTimeoutInMilliseconds = writeTimeoutInMilliseconds;
 
-        this.maintenanceTimer = new Timer(maintenancePeriodInMilliseconds);
+        this.maintenanceTimer = new System.Timers.Timer(maintenancePeriodInMilliseconds);
         this.maintenanceTimer.Elapsed += this.OnMaintenanceEvent;
         this.maintenanceTimer.AutoReset = true;
         this.maintenanceTimer.Enabled = true;
diff --git a/src/OpenTelemetry.PersistentStorage.FileSystem/OpenTelemetry.PersistentStorage.FileSystem.csproj b/src/OpenTelemetry.PersistentStorage.FileSystem/OpenTelemetry.PersistentStorage.FileSystem.csproj
index fe8baa3a91..269c29a29f 100644
--- a/src/OpenTelemetry.PersistentStorage.FileSystem/OpenTelemetry.PersistentStorage.FileSystem.csproj
+++ b/src/OpenTelemetry.PersistentStorage.FileSystem/OpenTelemetry.PersistentStorage.FileSystem.csproj
@@ -7,6 +7,7 @@
     <Description>OpenTelemetry Persistent Storage</Description>
     <MinVerTagPrefix>PersistentStorage-</MinVerTagPrefix>
     <PackageValidationBaselineVersion>1.0.0</PackageValidationBaselineVersion>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <PropertyGroup>
diff --git a/src/OpenTelemetry.PersistentStorage.FileSystem/PersistentStorageEventSource.cs b/src/OpenTelemetry.PersistentStorage.FileSystem/PersistentStorageEventSource.cs
index 881b54261e..69cdf419ca 100644
--- a/src/OpenTelemetry.PersistentStorage.FileSystem/PersistentStorageEventSource.cs
+++ b/src/OpenTelemetry.PersistentStorage.FileSystem/PersistentStorageEventSource.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics.Tracing;
 using OpenTelemetry.Internal;
 
diff --git a/src/OpenTelemetry.PersistentStorage.FileSystem/PersistentStorageHelper.cs b/src/OpenTelemetry.PersistentStorage.FileSystem/PersistentStorageHelper.cs
index a5bd04f473..63005646fc 100644
--- a/src/OpenTelemetry.PersistentStorage.FileSystem/PersistentStorageHelper.cs
+++ b/src/OpenTelemetry.PersistentStorage.FileSystem/PersistentStorageHelper.cs
@@ -1,10 +1,7 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Globalization;
-using System.IO;
-using System.Linq;
 using System.Runtime.CompilerServices;
 
 namespace OpenTelemetry.PersistentStorage.FileSystem;
diff --git a/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/LogExporterBenchmarks.cs b/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/LogExporterBenchmarks.cs
index bcf1176f86..94afeadecd 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/LogExporterBenchmarks.cs
+++ b/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/LogExporterBenchmarks.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
 using BenchmarkDotNet.Attributes;
 using Microsoft.Extensions.Logging;
 using OpenTelemetry.Logs;
diff --git a/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/MetricExporterBenchmarks.cs b/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/MetricExporterBenchmarks.cs
index 0194dc9733..7c190a8005 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/MetricExporterBenchmarks.cs
+++ b/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/MetricExporterBenchmarks.cs
@@ -1,11 +1,8 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
 using System.Diagnostics.Metrics;
-using System.Threading;
 using BenchmarkDotNet.Attributes;
 using OpenTelemetry.Exporter.Geneva.Metrics;
 using OpenTelemetry.Metrics;
diff --git a/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/SerializationBenchmarks.cs b/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/SerializationBenchmarks.cs
index 2b2a469282..8247f250f0 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/SerializationBenchmarks.cs
+++ b/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/SerializationBenchmarks.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Text;
 using BenchmarkDotNet.Attributes;
 using OpenTelemetry.Exporter.Geneva.External;
diff --git a/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/TLDLogExporterBenchmarks.cs b/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/TLDLogExporterBenchmarks.cs
index 0f9056bf39..2dea0ec1b3 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/TLDLogExporterBenchmarks.cs
+++ b/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/TLDLogExporterBenchmarks.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
 using BenchmarkDotNet.Attributes;
 using Microsoft.Extensions.Logging;
 using OpenTelemetry.Exporter.Geneva.TldExporter;
diff --git a/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/TLDTraceExporterBenchmarks.cs b/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/TLDTraceExporterBenchmarks.cs
index 7f4f31b9ed..7c439eb22f 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/TLDTraceExporterBenchmarks.cs
+++ b/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/TLDTraceExporterBenchmarks.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
 using System.Diagnostics;
 using BenchmarkDotNet.Attributes;
 using OpenTelemetry.Exporter.Geneva.TldExporter;
diff --git a/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/TraceExporterBenchmarks.cs b/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/TraceExporterBenchmarks.cs
index fe8d236244..db6f3afa3d 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/TraceExporterBenchmarks.cs
+++ b/test/OpenTelemetry.Exporter.Geneva.Benchmarks/Exporter/TraceExporterBenchmarks.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
 using System.Diagnostics;
 using BenchmarkDotNet.Attributes;
 using OpenTelemetry.Trace;
diff --git a/test/OpenTelemetry.Exporter.Geneva.Benchmarks/OpenTelemetry.Exporter.Geneva.Benchmarks.csproj b/test/OpenTelemetry.Exporter.Geneva.Benchmarks/OpenTelemetry.Exporter.Geneva.Benchmarks.csproj
index b6260babc9..e0d1150b04 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Benchmarks/OpenTelemetry.Exporter.Geneva.Benchmarks.csproj
+++ b/test/OpenTelemetry.Exporter.Geneva.Benchmarks/OpenTelemetry.Exporter.Geneva.Benchmarks.csproj
@@ -8,6 +8,7 @@
     <TargetFrameworks Condition="$(OS) == 'Windows_NT'">$(TargetFrameworks);net48;net472;net471;net47;net462</TargetFrameworks>
     <NoWarn>$(NoWarn),SA1201,SA1202,SA1204,SA1311,SA1123</NoWarn>
     <Nullable>disable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/test/OpenTelemetry.Exporter.Geneva.Stress/DummyServer.cs b/test/OpenTelemetry.Exporter.Geneva.Stress/DummyServer.cs
index 91bed2fc54..675b26b9b1 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Stress/DummyServer.cs
+++ b/test/OpenTelemetry.Exporter.Geneva.Stress/DummyServer.cs
@@ -1,11 +1,8 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.IO;
 using System.Net;
 using System.Net.Sockets;
-using System.Threading.Tasks;
 
 namespace OpenTelemetry.Exporter.Geneva.Stress;
 
diff --git a/test/OpenTelemetry.Exporter.Geneva.Stress/OpenTelemetry.Exporter.Geneva.Stress.csproj b/test/OpenTelemetry.Exporter.Geneva.Stress/OpenTelemetry.Exporter.Geneva.Stress.csproj
index 00273f8729..10aa65a561 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Stress/OpenTelemetry.Exporter.Geneva.Stress.csproj
+++ b/test/OpenTelemetry.Exporter.Geneva.Stress/OpenTelemetry.Exporter.Geneva.Stress.csproj
@@ -7,6 +7,7 @@
     <TargetFrameworks Condition="$(OS) == 'Windows_NT'">$(TargetFrameworks);net48;net472;net471;net47;net462</TargetFrameworks>
     <NoWarn>$(NoWarn),SA1308,SA1201</NoWarn>
     <Nullable>disable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/test/OpenTelemetry.Exporter.Geneva.Stress/Program.cs b/test/OpenTelemetry.Exporter.Geneva.Stress/Program.cs
index 0569d33408..1e84290389 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Stress/Program.cs
+++ b/test/OpenTelemetry.Exporter.Geneva.Stress/Program.cs
@@ -1,14 +1,9 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
 using System.Globalization;
-using System.Linq;
 using System.Runtime.CompilerServices;
-using System.Threading;
-using System.Threading.Tasks;
 using CommandLine;
 using OpenTelemetry.Trace;
 
diff --git a/test/OpenTelemetry.Exporter.Geneva.Tests/ConnectionStringBuilderTests.cs b/test/OpenTelemetry.Exporter.Geneva.Tests/ConnectionStringBuilderTests.cs
index 62bb2c17c3..d0f34b5b68 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Tests/ConnectionStringBuilderTests.cs
+++ b/test/OpenTelemetry.Exporter.Geneva.Tests/ConnectionStringBuilderTests.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using Xunit;
 
 namespace OpenTelemetry.Exporter.Geneva.Tests;
diff --git a/test/OpenTelemetry.Exporter.Geneva.Tests/GenevaLogExporterTests.cs b/test/OpenTelemetry.Exporter.Geneva.Tests/GenevaLogExporterTests.cs
index cf84816919..6cdc3cee06 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Tests/GenevaLogExporterTests.cs
+++ b/test/OpenTelemetry.Exporter.Geneva.Tests/GenevaLogExporterTests.cs
@@ -1,17 +1,12 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
 using System.Globalization;
-using System.IO;
-using System.Linq;
 using System.Net.Sockets;
 using System.Reflection;
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
-using System.Threading;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Logging;
 using OpenTelemetry.Logs;
diff --git a/test/OpenTelemetry.Exporter.Geneva.Tests/GenevaMetricExporterOptionsTests.cs b/test/OpenTelemetry.Exporter.Geneva.Tests/GenevaMetricExporterOptionsTests.cs
index 910bbdcbeb..e711d89757 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Tests/GenevaMetricExporterOptionsTests.cs
+++ b/test/OpenTelemetry.Exporter.Geneva.Tests/GenevaMetricExporterOptionsTests.cs
@@ -1,8 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using Xunit;
 
 namespace OpenTelemetry.Exporter.Geneva.Tests;
diff --git a/test/OpenTelemetry.Exporter.Geneva.Tests/GenevaMetricExporterTests.cs b/test/OpenTelemetry.Exporter.Geneva.Tests/GenevaMetricExporterTests.cs
index a552dc590a..e39d3fe329 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Tests/GenevaMetricExporterTests.cs
+++ b/test/OpenTelemetry.Exporter.Geneva.Tests/GenevaMetricExporterTests.cs
@@ -1,17 +1,12 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
 using System.Diagnostics.Metrics;
 using System.Globalization;
-using System.IO;
-using System.Linq;
 using System.Net.Sockets;
 using System.Reflection;
 using System.Runtime.InteropServices;
-using System.Threading.Tasks;
 using Kaitai;
 using Microsoft.Extensions.DependencyInjection;
 using OpenTelemetry.Exporter.Geneva.Metrics;
diff --git a/test/OpenTelemetry.Exporter.Geneva.Tests/GenevaTraceExporterTests.cs b/test/OpenTelemetry.Exporter.Geneva.Tests/GenevaTraceExporterTests.cs
index e7ee2668f5..9de3aa1639 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Tests/GenevaTraceExporterTests.cs
+++ b/test/OpenTelemetry.Exporter.Geneva.Tests/GenevaTraceExporterTests.cs
@@ -1,19 +1,14 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 #if NET8_0_OR_GREATER
 using System.Collections.Frozen;
 #endif
-using System.Collections.Generic;
 using System.Diagnostics;
-using System.IO;
-using System.Linq;
 using System.Net.Sockets;
 using System.Reflection;
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
-using System.Threading;
 using Microsoft.Extensions.DependencyInjection;
 using OpenTelemetry.Trace;
 using Xunit;
diff --git a/test/OpenTelemetry.Exporter.Geneva.Tests/JsonSerializerTests.cs b/test/OpenTelemetry.Exporter.Geneva.Tests/JsonSerializerTests.cs
index 8530dadafa..527b2c2c94 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Tests/JsonSerializerTests.cs
+++ b/test/OpenTelemetry.Exporter.Geneva.Tests/JsonSerializerTests.cs
@@ -1,8 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Text;
 using OpenTelemetry.Exporter.Geneva.TldExporter;
 using Xunit;
diff --git a/test/OpenTelemetry.Exporter.Geneva.Tests/LogSerializationTests.cs b/test/OpenTelemetry.Exporter.Geneva.Tests/LogSerializationTests.cs
index 167234cb87..4e7643941b 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Tests/LogSerializationTests.cs
+++ b/test/OpenTelemetry.Exporter.Geneva.Tests/LogSerializationTests.cs
@@ -1,13 +1,9 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
-using System.IO;
 using System.Net.Sockets;
 using System.Reflection;
 using System.Runtime.InteropServices;
-using System.Threading;
 using Microsoft.Extensions.Logging;
 using OpenTelemetry.Logs;
 using Xunit;
diff --git a/test/OpenTelemetry.Exporter.Geneva.Tests/MessagePackSerializerTests.cs b/test/OpenTelemetry.Exporter.Geneva.Tests/MessagePackSerializerTests.cs
index c27f94b2d2..93593abfd8 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Tests/MessagePackSerializerTests.cs
+++ b/test/OpenTelemetry.Exporter.Geneva.Tests/MessagePackSerializerTests.cs
@@ -1,8 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Globalization;
 using System.Text;
 using Xunit;
diff --git a/test/OpenTelemetry.Exporter.Geneva.Tests/OpenTelemetry.Exporter.Geneva.Tests.csproj b/test/OpenTelemetry.Exporter.Geneva.Tests/OpenTelemetry.Exporter.Geneva.Tests.csproj
index 24a2c36010..ddf49eb051 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Tests/OpenTelemetry.Exporter.Geneva.Tests.csproj
+++ b/test/OpenTelemetry.Exporter.Geneva.Tests/OpenTelemetry.Exporter.Geneva.Tests.csproj
@@ -8,6 +8,7 @@
     <TargetFrameworks Condition="$(OS) == 'Windows_NT'">$(TargetFrameworks);net48;net472;net471;net47;net462</TargetFrameworks>
     <NoWarn>$(NoWarn),SA1311,SA1312,SA1313,SA1123,SA1202,OTEL1002</NoWarn>
     <Nullable>disable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/test/OpenTelemetry.Exporter.Geneva.Tests/OtlpProtobufMetricExporterTests.cs b/test/OpenTelemetry.Exporter.Geneva.Tests/OtlpProtobufMetricExporterTests.cs
index a59df78c09..cc8d84b9cc 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Tests/OtlpProtobufMetricExporterTests.cs
+++ b/test/OpenTelemetry.Exporter.Geneva.Tests/OtlpProtobufMetricExporterTests.cs
@@ -1,11 +1,8 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
 using System.Diagnostics.Metrics;
-using System.Linq;
 using Google.Protobuf;
 using Google.Protobuf.Collections;
 using OpenTelemetry.Metrics;
diff --git a/test/OpenTelemetry.Exporter.Geneva.Tests/TableNameSerializerTests.cs b/test/OpenTelemetry.Exporter.Geneva.Tests/TableNameSerializerTests.cs
index 3a01eb71a2..b4b01ab8f4 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Tests/TableNameSerializerTests.cs
+++ b/test/OpenTelemetry.Exporter.Geneva.Tests/TableNameSerializerTests.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
 using System.Text;
 using Xunit;
 
diff --git a/test/OpenTelemetry.Exporter.Geneva.Tests/UnixDomainSocketDataTransportTests.cs b/test/OpenTelemetry.Exporter.Geneva.Tests/UnixDomainSocketDataTransportTests.cs
index a13e62608e..d559c6e65b 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Tests/UnixDomainSocketDataTransportTests.cs
+++ b/test/OpenTelemetry.Exporter.Geneva.Tests/UnixDomainSocketDataTransportTests.cs
@@ -1,8 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.IO;
 using System.Net.Sockets;
 using System.Reflection;
 using System.Runtime.InteropServices;
diff --git a/test/OpenTelemetry.Exporter.Geneva.Tests/UnixDomainSocketEndPointTests.cs b/test/OpenTelemetry.Exporter.Geneva.Tests/UnixDomainSocketEndPointTests.cs
index 1768b03e8e..ebb764ce4d 100644
--- a/test/OpenTelemetry.Exporter.Geneva.Tests/UnixDomainSocketEndPointTests.cs
+++ b/test/OpenTelemetry.Exporter.Geneva.Tests/UnixDomainSocketEndPointTests.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Net;
 using System.Net.Sockets;
 using System.Text;
diff --git a/test/OpenTelemetry.Exporter.InfluxDB.Tests/OpenTelemetry.Exporter.InfluxDB.Tests.csproj b/test/OpenTelemetry.Exporter.InfluxDB.Tests/OpenTelemetry.Exporter.InfluxDB.Tests.csproj
index 6fa307f7e8..3cddcda1ca 100644
--- a/test/OpenTelemetry.Exporter.InfluxDB.Tests/OpenTelemetry.Exporter.InfluxDB.Tests.csproj
+++ b/test/OpenTelemetry.Exporter.InfluxDB.Tests/OpenTelemetry.Exporter.InfluxDB.Tests.csproj
@@ -5,7 +5,8 @@
     <!-- OmniSharp/VS Code requires TargetFrameworks to be in descending order for IntelliSense and analysis. -->
     <TargetFrameworks>$(NetMinimumSupportedVersion)</TargetFrameworks>
     <TargetFrameworks Condition="'$(OS)' == 'Windows_NT'">$(TargetFrameworks);net48;net472;net471;net47;net462</TargetFrameworks>
-    <ImplicitUsings>true</ImplicitUsings>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/test/OpenTelemetry.Exporter.Instana.Tests/InstanaSpanSerializerTests.cs b/test/OpenTelemetry.Exporter.Instana.Tests/InstanaSpanSerializerTests.cs
index bb56142871..1b4bc7d42a 100644
--- a/test/OpenTelemetry.Exporter.Instana.Tests/InstanaSpanSerializerTests.cs
+++ b/test/OpenTelemetry.Exporter.Instana.Tests/InstanaSpanSerializerTests.cs
@@ -1,9 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
-using System.IO;
-using System.Threading.Tasks;
 using Newtonsoft.Json;
 using Newtonsoft.Json.Converters;
 using OpenTelemetry.Exporter.Instana.Implementation;
diff --git a/test/OpenTelemetry.Exporter.Instana.Tests/InstanaSpanTest.cs b/test/OpenTelemetry.Exporter.Instana.Tests/InstanaSpanTest.cs
index 3e426a591a..aa2a0df58d 100644
--- a/test/OpenTelemetry.Exporter.Instana.Tests/InstanaSpanTest.cs
+++ b/test/OpenTelemetry.Exporter.Instana.Tests/InstanaSpanTest.cs
@@ -1,8 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using Newtonsoft.Json;
 using Newtonsoft.Json.Linq;
 
diff --git a/test/OpenTelemetry.Exporter.Instana.Tests/OpenTelemetry.Exporter.Instana.Tests.csproj b/test/OpenTelemetry.Exporter.Instana.Tests/OpenTelemetry.Exporter.Instana.Tests.csproj
index 689b764d11..09fb327a2c 100644
--- a/test/OpenTelemetry.Exporter.Instana.Tests/OpenTelemetry.Exporter.Instana.Tests.csproj
+++ b/test/OpenTelemetry.Exporter.Instana.Tests/OpenTelemetry.Exporter.Instana.Tests.csproj
@@ -5,6 +5,7 @@
     <TargetFrameworks Condition="$(OS) == 'Windows_NT'">$(TargetFrameworks);net462</TargetFrameworks>
     <SuppressTfmSupportBuildWarnings>true</SuppressTfmSupportBuildWarnings>
     <Nullable>disable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/test/OpenTelemetry.Exporter.Instana.Tests/Processors/DefaultActivityProcessorTests.cs b/test/OpenTelemetry.Exporter.Instana.Tests/Processors/DefaultActivityProcessorTests.cs
index 6eaf8dca56..85ae5c3577 100644
--- a/test/OpenTelemetry.Exporter.Instana.Tests/Processors/DefaultActivityProcessorTests.cs
+++ b/test/OpenTelemetry.Exporter.Instana.Tests/Processors/DefaultActivityProcessorTests.cs
@@ -2,7 +2,6 @@
 // SPDX-License-Identifier: Apache-2.0
 
 using System.Diagnostics;
-using System.Threading.Tasks;
 using OpenTelemetry.Exporter.Instana.Implementation;
 using OpenTelemetry.Exporter.Instana.Implementation.Processors;
 using Xunit;
diff --git a/test/OpenTelemetry.Exporter.Instana.Tests/Processors/ErrorActivityProcessorTests.cs b/test/OpenTelemetry.Exporter.Instana.Tests/Processors/ErrorActivityProcessorTests.cs
index a27a7f1c52..18c37f236a 100644
--- a/test/OpenTelemetry.Exporter.Instana.Tests/Processors/ErrorActivityProcessorTests.cs
+++ b/test/OpenTelemetry.Exporter.Instana.Tests/Processors/ErrorActivityProcessorTests.cs
@@ -2,7 +2,6 @@
 // SPDX-License-Identifier: Apache-2.0
 
 using System.Diagnostics;
-using System.Threading.Tasks;
 using OpenTelemetry.Exporter.Instana.Implementation;
 using OpenTelemetry.Exporter.Instana.Implementation.Processors;
 using Xunit;
diff --git a/test/OpenTelemetry.Exporter.Instana.Tests/Processors/EventsActivityProcessorTests.cs b/test/OpenTelemetry.Exporter.Instana.Tests/Processors/EventsActivityProcessorTests.cs
index e9bfc68a48..7ed21412ca 100644
--- a/test/OpenTelemetry.Exporter.Instana.Tests/Processors/EventsActivityProcessorTests.cs
+++ b/test/OpenTelemetry.Exporter.Instana.Tests/Processors/EventsActivityProcessorTests.cs
@@ -3,10 +3,7 @@
 
 #nullable enable
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
-using System.Threading.Tasks;
 using OpenTelemetry.Exporter.Instana.Implementation;
 using OpenTelemetry.Exporter.Instana.Implementation.Processors;
 using Xunit;
diff --git a/test/OpenTelemetry.Exporter.Instana.Tests/Processors/TagsActivityProcessorTests.cs b/test/OpenTelemetry.Exporter.Instana.Tests/Processors/TagsActivityProcessorTests.cs
index e1acfefb61..b70bc79bf6 100644
--- a/test/OpenTelemetry.Exporter.Instana.Tests/Processors/TagsActivityProcessorTests.cs
+++ b/test/OpenTelemetry.Exporter.Instana.Tests/Processors/TagsActivityProcessorTests.cs
@@ -2,7 +2,6 @@
 // SPDX-License-Identifier: Apache-2.0
 
 using System.Diagnostics;
-using System.Threading.Tasks;
 using OpenTelemetry.Exporter.Instana.Implementation;
 using OpenTelemetry.Exporter.Instana.Implementation.Processors;
 using Xunit;
diff --git a/test/OpenTelemetry.Exporter.Instana.Tests/TestActivityProcessor.cs b/test/OpenTelemetry.Exporter.Instana.Tests/TestActivityProcessor.cs
index da660e8c08..40f7ab44b4 100644
--- a/test/OpenTelemetry.Exporter.Instana.Tests/TestActivityProcessor.cs
+++ b/test/OpenTelemetry.Exporter.Instana.Tests/TestActivityProcessor.cs
@@ -1,9 +1,7 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics;
-using System.Threading.Tasks;
 using OpenTelemetry.Exporter.Instana.Implementation;
 using OpenTelemetry.Exporter.Instana.Implementation.Processors;
 
diff --git a/test/OpenTelemetry.Exporter.Instana.Tests/TestInstanaExporterHelper.cs b/test/OpenTelemetry.Exporter.Instana.Tests/TestInstanaExporterHelper.cs
index e6fb2fb69b..bf48310c1f 100644
--- a/test/OpenTelemetry.Exporter.Instana.Tests/TestInstanaExporterHelper.cs
+++ b/test/OpenTelemetry.Exporter.Instana.Tests/TestInstanaExporterHelper.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
 using System.Diagnostics;
 using OpenTelemetry.Resources;
 
diff --git a/test/OpenTelemetry.Exporter.Instana.Tests/TestSpanSender.cs b/test/OpenTelemetry.Exporter.Instana.Tests/TestSpanSender.cs
index 054dea7235..33cd7f898e 100644
--- a/test/OpenTelemetry.Exporter.Instana.Tests/TestSpanSender.cs
+++ b/test/OpenTelemetry.Exporter.Instana.Tests/TestSpanSender.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using OpenTelemetry.Exporter.Instana.Implementation;
 
 namespace OpenTelemetry.Exporter.Instana.Tests;
diff --git a/test/OpenTelemetry.Exporter.OneCollector.Benchmarks/OpenTelemetry.Exporter.OneCollector.Benchmarks.csproj b/test/OpenTelemetry.Exporter.OneCollector.Benchmarks/OpenTelemetry.Exporter.OneCollector.Benchmarks.csproj
index 81feba070e..d29a103e22 100644
--- a/test/OpenTelemetry.Exporter.OneCollector.Benchmarks/OpenTelemetry.Exporter.OneCollector.Benchmarks.csproj
+++ b/test/OpenTelemetry.Exporter.OneCollector.Benchmarks/OpenTelemetry.Exporter.OneCollector.Benchmarks.csproj
@@ -6,7 +6,7 @@
     <!-- OmniSharp/VS Code requires TargetFrameworks to be in descending order for IntelliSense and analysis. -->
     <TargetFrameworks>net7.0;net6.0</TargetFrameworks>
     <TargetFrameworks Condition="$(OS) == 'Windows_NT'">$(TargetFrameworks);net48;net472;net471;net47;net462</TargetFrameworks>
-    <ImplicitUsings>true</ImplicitUsings>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/test/OpenTelemetry.Exporter.OneCollector.Tests/OpenTelemetry.Exporter.OneCollector.Tests.csproj b/test/OpenTelemetry.Exporter.OneCollector.Tests/OpenTelemetry.Exporter.OneCollector.Tests.csproj
index 7cf35b4e49..dc5b007108 100644
--- a/test/OpenTelemetry.Exporter.OneCollector.Tests/OpenTelemetry.Exporter.OneCollector.Tests.csproj
+++ b/test/OpenTelemetry.Exporter.OneCollector.Tests/OpenTelemetry.Exporter.OneCollector.Tests.csproj
@@ -5,7 +5,7 @@
     <!-- OmniSharp/VS Code requires TargetFrameworks to be in descending order for IntelliSense and analysis. -->
     <TargetFrameworks>$(SupportedNetTargets)</TargetFrameworks>
     <TargetFrameworks Condition="$(OS) == 'Windows_NT'">$(TargetFrameworks);net48;net472;net471;net47;net462</TargetFrameworks>
-    <ImplicitUsings>true</ImplicitUsings>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/test/OpenTelemetry.Exporter.Stackdriver.Tests/ActivityExtensionsTest.cs b/test/OpenTelemetry.Exporter.Stackdriver.Tests/ActivityExtensionsTest.cs
index 0efd380492..5e1b9a5f0b 100644
--- a/test/OpenTelemetry.Exporter.Stackdriver.Tests/ActivityExtensionsTest.cs
+++ b/test/OpenTelemetry.Exporter.Stackdriver.Tests/ActivityExtensionsTest.cs
@@ -1,9 +1,7 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
 using System.Diagnostics;
-using System.Linq;
 using OpenTelemetry.Exporter.Stackdriver.Implementation;
 using Xunit;
 
diff --git a/test/OpenTelemetry.Exporter.Stackdriver.Tests/Implementation/StackdriverStatsConfigurationTests.cs b/test/OpenTelemetry.Exporter.Stackdriver.Tests/Implementation/StackdriverStatsConfigurationTests.cs
index 32d7f56352..caaea64bc7 100644
--- a/test/OpenTelemetry.Exporter.Stackdriver.Tests/Implementation/StackdriverStatsConfigurationTests.cs
+++ b/test/OpenTelemetry.Exporter.Stackdriver.Tests/Implementation/StackdriverStatsConfigurationTests.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using OpenTelemetry.Exporter.Stackdriver.Implementation;
 using Xunit;
 
diff --git a/test/OpenTelemetry.Exporter.Stackdriver.Tests/OpenTelemetry.Exporter.Stackdriver.Tests.csproj b/test/OpenTelemetry.Exporter.Stackdriver.Tests/OpenTelemetry.Exporter.Stackdriver.Tests.csproj
index ab94de47f5..0af211cf16 100644
--- a/test/OpenTelemetry.Exporter.Stackdriver.Tests/OpenTelemetry.Exporter.Stackdriver.Tests.csproj
+++ b/test/OpenTelemetry.Exporter.Stackdriver.Tests/OpenTelemetry.Exporter.Stackdriver.Tests.csproj
@@ -4,6 +4,7 @@
     <!-- OmniSharp/VS Code requires TargetFrameworks to be in descending order for IntelliSense and analysis. -->
     <TargetFrameworks>$(SupportedNetTargets)</TargetFrameworks>
     <TargetFrameworks Condition="$(OS) == 'Windows_NT'">$(TargetFrameworks);net462</TargetFrameworks>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/test/OpenTelemetry.Exporter.Stackdriver.Tests/ResourceExtensionsTests.cs b/test/OpenTelemetry.Exporter.Stackdriver.Tests/ResourceExtensionsTests.cs
index 651c69a009..8072d0aca7 100644
--- a/test/OpenTelemetry.Exporter.Stackdriver.Tests/ResourceExtensionsTests.cs
+++ b/test/OpenTelemetry.Exporter.Stackdriver.Tests/ResourceExtensionsTests.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
 using Google.Cloud.Trace.V2;
 using OpenTelemetry.Exporter.Stackdriver.Implementation;
 using OpenTelemetry.Resources;
diff --git a/test/OpenTelemetry.Exporter.Stackdriver.Tests/StackdriverExporterTests.cs b/test/OpenTelemetry.Exporter.Stackdriver.Tests/StackdriverExporterTests.cs
index 7c6a921d2c..854fb7bd0d 100644
--- a/test/OpenTelemetry.Exporter.Stackdriver.Tests/StackdriverExporterTests.cs
+++ b/test/OpenTelemetry.Exporter.Stackdriver.Tests/StackdriverExporterTests.cs
@@ -1,10 +1,7 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
-using System.Linq;
 using OpenTelemetry.Exporter.Stackdriver.Implementation;
 using OpenTelemetry.Resources;
 using OpenTelemetry.Trace;
diff --git a/test/OpenTelemetry.Exporter.Stackdriver.Tests/TestActivityProcessor.cs b/test/OpenTelemetry.Exporter.Stackdriver.Tests/TestActivityProcessor.cs
index 603aea8406..eab6437c06 100644
--- a/test/OpenTelemetry.Exporter.Stackdriver.Tests/TestActivityProcessor.cs
+++ b/test/OpenTelemetry.Exporter.Stackdriver.Tests/TestActivityProcessor.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics;
 
 namespace OpenTelemetry.Exporter.Stackdriver.Tests;
diff --git a/test/OpenTelemetry.Exporter.Stackdriver.Tests/TestTraceServiceClient.cs b/test/OpenTelemetry.Exporter.Stackdriver.Tests/TestTraceServiceClient.cs
index c7122424ab..dd1aceb4a7 100644
--- a/test/OpenTelemetry.Exporter.Stackdriver.Tests/TestTraceServiceClient.cs
+++ b/test/OpenTelemetry.Exporter.Stackdriver.Tests/TestTraceServiceClient.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
 using Google.Api.Gax.Grpc;
 using Google.Cloud.Trace.V2;
 using Grpc.Core;
diff --git a/test/OpenTelemetry.Extensions.AWS.Tests/AWSXRayIdGeneratorTests.cs b/test/OpenTelemetry.Extensions.AWS.Tests/AWSXRayIdGeneratorTests.cs
index bb4ec1bcd5..810a2d6b77 100644
--- a/test/OpenTelemetry.Extensions.AWS.Tests/AWSXRayIdGeneratorTests.cs
+++ b/test/OpenTelemetry.Extensions.AWS.Tests/AWSXRayIdGeneratorTests.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics;
 using OpenTelemetry.Trace;
 using Xunit;
diff --git a/test/OpenTelemetry.Extensions.AWS.Tests/OpenTelemetry.Extensions.AWS.Tests.csproj b/test/OpenTelemetry.Extensions.AWS.Tests/OpenTelemetry.Extensions.AWS.Tests.csproj
index 68f248e657..5faa96d9c3 100644
--- a/test/OpenTelemetry.Extensions.AWS.Tests/OpenTelemetry.Extensions.AWS.Tests.csproj
+++ b/test/OpenTelemetry.Extensions.AWS.Tests/OpenTelemetry.Extensions.AWS.Tests.csproj
@@ -3,6 +3,7 @@
   <PropertyGroup>
     <TargetFrameworks>$(SupportedNetTargets)</TargetFrameworks>
     <TargetFrameworks Condition="$(OS) == 'Windows_NT'">$(TargetFrameworks);$(NetFrameworkMinimumSupportedVersion)</TargetFrameworks>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/test/OpenTelemetry.Extensions.AWS.Tests/Trace/AWSXRayPropagatorTests.cs b/test/OpenTelemetry.Extensions.AWS.Tests/Trace/AWSXRayPropagatorTests.cs
index b73736ab3b..c654ec2b9e 100644
--- a/test/OpenTelemetry.Extensions.AWS.Tests/Trace/AWSXRayPropagatorTests.cs
+++ b/test/OpenTelemetry.Extensions.AWS.Tests/Trace/AWSXRayPropagatorTests.cs
@@ -1,8 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
 using OpenTelemetry.Context.Propagation;
 using OpenTelemetry.Extensions.AWS.Trace;
diff --git a/test/OpenTelemetry.Extensions.Enrichment.Tests/OpenTelemetry.Extensions.Enrichment.Tests.csproj b/test/OpenTelemetry.Extensions.Enrichment.Tests/OpenTelemetry.Extensions.Enrichment.Tests.csproj
index c7400ad0a6..0175c67b27 100644
--- a/test/OpenTelemetry.Extensions.Enrichment.Tests/OpenTelemetry.Extensions.Enrichment.Tests.csproj
+++ b/test/OpenTelemetry.Extensions.Enrichment.Tests/OpenTelemetry.Extensions.Enrichment.Tests.csproj
@@ -5,6 +5,7 @@
     <!-- OmniSharp/VS Code requires TargetFrameworks to be in descending order for IntelliSense and analysis. -->
     <TargetFrameworks>$(SupportedNetTargets)</TargetFrameworks>
     <TargetFrameworks Condition="$(OS) == 'Windows_NT'">$(TargetFrameworks);$(NetFrameworkMinimumSupportedVersion)</TargetFrameworks>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/test/OpenTelemetry.Extensions.Enrichment.Tests/OpenTelemetryEnrichmentProviderBuilderExtensions.cs b/test/OpenTelemetry.Extensions.Enrichment.Tests/OpenTelemetryEnrichmentProviderBuilderExtensions.cs
index 804266db42..86976d8f5d 100644
--- a/test/OpenTelemetry.Extensions.Enrichment.Tests/OpenTelemetryEnrichmentProviderBuilderExtensions.cs
+++ b/test/OpenTelemetry.Extensions.Enrichment.Tests/OpenTelemetryEnrichmentProviderBuilderExtensions.cs
@@ -1,9 +1,7 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
 using System.Diagnostics;
-using System.Linq;
 using OpenTelemetry.Trace;
 using Xunit;
 
diff --git a/test/OpenTelemetry.Extensions.Enrichment.Tests/OpenTelemetryEnrichmentServiceCollectionExtensionsTests.cs b/test/OpenTelemetry.Extensions.Enrichment.Tests/OpenTelemetryEnrichmentServiceCollectionExtensionsTests.cs
index dbad6bf253..19448cb7dc 100644
--- a/test/OpenTelemetry.Extensions.Enrichment.Tests/OpenTelemetryEnrichmentServiceCollectionExtensionsTests.cs
+++ b/test/OpenTelemetry.Extensions.Enrichment.Tests/OpenTelemetryEnrichmentServiceCollectionExtensionsTests.cs
@@ -1,10 +1,7 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.Collections.Generic;
 using System.Diagnostics;
-using System.Linq;
-using System.Threading.Tasks;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
 using OpenTelemetry.Trace;
diff --git a/test/OpenTelemetry.Extensions.Tests/ActivityEventAttachingLogProcessorTests.cs b/test/OpenTelemetry.Extensions.Tests/ActivityEventAttachingLogProcessorTests.cs
index 54874eb090..c2a582701e 100644
--- a/test/OpenTelemetry.Extensions.Tests/ActivityEventAttachingLogProcessorTests.cs
+++ b/test/OpenTelemetry.Extensions.Tests/ActivityEventAttachingLogProcessorTests.cs
@@ -1,10 +1,7 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
-using System.Linq;
 using Microsoft.Extensions.Logging;
 using OpenTelemetry.Logs;
 using Xunit;
diff --git a/test/OpenTelemetry.Extensions.Tests/OpenTelemetry.Extensions.Tests.csproj b/test/OpenTelemetry.Extensions.Tests/OpenTelemetry.Extensions.Tests.csproj
index 704dda8498..9e145180e1 100644
--- a/test/OpenTelemetry.Extensions.Tests/OpenTelemetry.Extensions.Tests.csproj
+++ b/test/OpenTelemetry.Extensions.Tests/OpenTelemetry.Extensions.Tests.csproj
@@ -5,6 +5,7 @@
     <!-- OmniSharp/VS Code requires TargetFrameworks to be in descending order for IntelliSense and analysis. -->
     <TargetFrameworks>$(SupportedNetTargets)</TargetFrameworks>
     <TargetFrameworks Condition="$(OS) == 'Windows_NT'">$(TargetFrameworks);net462</TargetFrameworks>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/test/OpenTelemetry.Extensions.Tests/Trace/AutoFlushActivityProcessorTests.cs b/test/OpenTelemetry.Extensions.Tests/Trace/AutoFlushActivityProcessorTests.cs
index 7009420a97..7f96a8f3fa 100644
--- a/test/OpenTelemetry.Extensions.Tests/Trace/AutoFlushActivityProcessorTests.cs
+++ b/test/OpenTelemetry.Extensions.Tests/Trace/AutoFlushActivityProcessorTests.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
 using System.Diagnostics;
 using System.Runtime.CompilerServices;
 using OpenTelemetry.Tests;
diff --git a/test/OpenTelemetry.PersistentStorage.Abstractions.Tests/OpenTelemetry.PersistentStorage.Abstractions.Tests.csproj b/test/OpenTelemetry.PersistentStorage.Abstractions.Tests/OpenTelemetry.PersistentStorage.Abstractions.Tests.csproj
index 10d560b8e9..60b7fcc94f 100644
--- a/test/OpenTelemetry.PersistentStorage.Abstractions.Tests/OpenTelemetry.PersistentStorage.Abstractions.Tests.csproj
+++ b/test/OpenTelemetry.PersistentStorage.Abstractions.Tests/OpenTelemetry.PersistentStorage.Abstractions.Tests.csproj
@@ -4,6 +4,7 @@
     <!-- OmniSharp/VS Code requires TargetFrameworks to be in descending order for IntelliSense and analysis. -->
     <TargetFrameworks>$(SupportedNetTargets)</TargetFrameworks>
     <TargetFrameworks Condition="$(OS) == 'Windows_NT'">$(TargetFrameworks);net462</TargetFrameworks>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/test/OpenTelemetry.PersistentStorage.FileSystem.Tests/DirectorySizeTrackerTests.cs b/test/OpenTelemetry.PersistentStorage.FileSystem.Tests/DirectorySizeTrackerTests.cs
index 77547a8a30..65fe724208 100644
--- a/test/OpenTelemetry.PersistentStorage.FileSystem.Tests/DirectorySizeTrackerTests.cs
+++ b/test/OpenTelemetry.PersistentStorage.FileSystem.Tests/DirectorySizeTrackerTests.cs
@@ -1,7 +1,6 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System.IO;
 using Xunit;
 
 namespace OpenTelemetry.PersistentStorage.FileSystem.Tests;
diff --git a/test/OpenTelemetry.PersistentStorage.FileSystem.Tests/FileBlobProviderTests.cs b/test/OpenTelemetry.PersistentStorage.FileSystem.Tests/FileBlobProviderTests.cs
index cc202def9f..e35a2a4b90 100644
--- a/test/OpenTelemetry.PersistentStorage.FileSystem.Tests/FileBlobProviderTests.cs
+++ b/test/OpenTelemetry.PersistentStorage.FileSystem.Tests/FileBlobProviderTests.cs
@@ -1,10 +1,7 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.IO;
 using System.Text;
-using System.Threading;
 using Xunit;
 
 namespace OpenTelemetry.PersistentStorage.FileSystem.Tests;
diff --git a/test/OpenTelemetry.PersistentStorage.FileSystem.Tests/FileBlobTests.cs b/test/OpenTelemetry.PersistentStorage.FileSystem.Tests/FileBlobTests.cs
index aee14a6c67..cde187fcc3 100644
--- a/test/OpenTelemetry.PersistentStorage.FileSystem.Tests/FileBlobTests.cs
+++ b/test/OpenTelemetry.PersistentStorage.FileSystem.Tests/FileBlobTests.cs
@@ -1,10 +1,7 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-using System;
-using System.IO;
 using System.Text;
-using System.Threading;
 using OpenTelemetry.PersistentStorage.Abstractions;
 using Xunit;
 
diff --git a/test/OpenTelemetry.PersistentStorage.FileSystem.Tests/OpenTelemetry.PersistentStorage.FileSystem.Tests.csproj b/test/OpenTelemetry.PersistentStorage.FileSystem.Tests/OpenTelemetry.PersistentStorage.FileSystem.Tests.csproj
index d33c3e28e8..6e35fbd5a9 100644
--- a/test/OpenTelemetry.PersistentStorage.FileSystem.Tests/OpenTelemetry.PersistentStorage.FileSystem.Tests.csproj
+++ b/test/OpenTelemetry.PersistentStorage.FileSystem.Tests/OpenTelemetry.PersistentStorage.FileSystem.Tests.csproj
@@ -4,6 +4,7 @@
     <!-- OmniSharp/VS Code requires TargetFrameworks to be in descending order for IntelliSense and analysis. -->
     <TargetFrameworks>$(SupportedNetTargets)</TargetFrameworks>
     <TargetFrameworks Condition="$(OS) == 'Windows_NT'">$(TargetFrameworks);net462</TargetFrameworks>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/test/Shared/TestActivityProcessor.cs b/test/Shared/TestActivityProcessor.cs
index f4ab71afa4..378c25b58c 100644
--- a/test/Shared/TestActivityProcessor.cs
+++ b/test/Shared/TestActivityProcessor.cs
@@ -3,8 +3,10 @@
 
 #nullable enable
 
+#pragma warning disable IDE0005 // Using directive is unnecessary.
 using System;
 using System.Diagnostics;
+#pragma warning restore IDE0005 // Using directive is unnecessary.
 
 namespace OpenTelemetry.Tests;