diff --git a/paimon-core/src/main/java/org/apache/paimon/AppendOnlyFileStore.java b/paimon-core/src/main/java/org/apache/paimon/AppendOnlyFileStore.java
index feeaa180628da..a4f8766264f8e 100644
--- a/paimon-core/src/main/java/org/apache/paimon/AppendOnlyFileStore.java
+++ b/paimon-core/src/main/java/org/apache/paimon/AppendOnlyFileStore.java
@@ -39,7 +39,6 @@
 import static org.apache.paimon.predicate.PredicateBuilder.and;
 import static org.apache.paimon.predicate.PredicateBuilder.pickTransformFieldMapping;
 import static org.apache.paimon.predicate.PredicateBuilder.splitAnd;
-import static org.apache.paimon.utils.BranchManager.DEFAULT_MAIN_BRANCH;
 
 /** {@link FileStore} for reading and writing {@link InternalRow}. */
 public class AppendOnlyFileStore extends AbstractFileStore<InternalRow> {
@@ -71,11 +70,7 @@ public BucketMode bucketMode() {
 
     @Override
     public AppendOnlyFileStoreScan newScan() {
-        return newScan(options.branch());
-    }
-
-    public AppendOnlyFileStoreScan newScan(String branchName) {
-        return newScan(false, branchName);
+        return newScan();
     }
 
     @Override
@@ -105,12 +100,12 @@ public AppendOnlyFileStoreWrite newWrite(
                 rowType,
                 pathFactory(),
                 snapshotManager(),
-                newScan(true, DEFAULT_MAIN_BRANCH).withManifestCacheFilter(manifestFilter),
+                newScan(true).withManifestCacheFilter(manifestFilter),
                 options,
                 tableName);
     }
 
-    private AppendOnlyFileStoreScan newScan(boolean forWrite, String branchName) {
+    private AppendOnlyFileStoreScan newScan(boolean forWrite) {
         ScanBucketFilter bucketFilter =
                 new ScanBucketFilter(bucketKeyType) {
                     @Override
diff --git a/paimon-core/src/main/java/org/apache/paimon/KeyValueFileStore.java b/paimon-core/src/main/java/org/apache/paimon/KeyValueFileStore.java
index 4483c027e96e4..4527e6de9d784 100644
--- a/paimon-core/src/main/java/org/apache/paimon/KeyValueFileStore.java
+++ b/paimon-core/src/main/java/org/apache/paimon/KeyValueFileStore.java
@@ -39,7 +39,6 @@
 import org.apache.paimon.table.BucketMode;
 import org.apache.paimon.table.CatalogEnvironment;
 import org.apache.paimon.types.RowType;
-import org.apache.paimon.utils.BranchManager;
 import org.apache.paimon.utils.FileStorePathFactory;
 import org.apache.paimon.utils.KeyComparatorSupplier;
 import org.apache.paimon.utils.UserDefinedSeqComparator;
@@ -111,7 +110,7 @@ public BucketMode bucketMode() {
 
     @Override
     public KeyValueFileStoreScan newScan() {
-        return newScan(false, BranchManager.DEFAULT_MAIN_BRANCH);
+        return newScan(false);
     }
 
     @Override
@@ -169,8 +168,7 @@ public KeyValueFileStoreWrite newWrite(String commitUser, ManifestCacheFilter ma
                 pathFactory(),
                 format2PathFactory(),
                 snapshotManager(),
-                newScan(true, BranchManager.DEFAULT_MAIN_BRANCH)
-                        .withManifestCacheFilter(manifestFilter),
+                newScan(true).withManifestCacheFilter(manifestFilter),
                 indexFactory,
                 deletionVectorsMaintainerFactory,
                 options,
@@ -194,7 +192,7 @@ private Map<String, FileStorePathFactory> format2PathFactory() {
         return pathFactoryMap;
     }
 
-    private KeyValueFileStoreScan newScan(boolean forWrite, String branchName) {
+    private KeyValueFileStoreScan newScan(boolean forWrite) {
         ScanBucketFilter bucketFilter =
                 new ScanBucketFilter(bucketKeyType) {
                     @Override
@@ -225,7 +223,6 @@ public void pushdown(Predicate keyFilter) {
                 options.bucket(),
                 forWrite,
                 options.scanManifestParallelism(),
-                branchName,
                 options.deletionVectorsEnabled(),
                 options.mergeEngine());
     }
diff --git a/paimon-core/src/main/java/org/apache/paimon/operation/KeyValueFileStoreScan.java b/paimon-core/src/main/java/org/apache/paimon/operation/KeyValueFileStoreScan.java
index 09a82313e364f..83da1221ad9e4 100644
--- a/paimon-core/src/main/java/org/apache/paimon/operation/KeyValueFileStoreScan.java
+++ b/paimon-core/src/main/java/org/apache/paimon/operation/KeyValueFileStoreScan.java
@@ -62,7 +62,6 @@ public KeyValueFileStoreScan(
             int numOfBuckets,
             boolean checkNumOfBuckets,
             Integer scanManifestParallelism,
-            String branchName,
             boolean deletionVectorsEnabled,
             MergeEngine mergeEngine) {
         super(