diff --git a/docs/upgrade/v1-2-2-to-v1-3-1.md b/docs/upgrade/v1-2-2-to-v1-3-1.md
index 5c4e5a0bbe..fd3da93c86 100644
--- a/docs/upgrade/v1-2-2-to-v1-3-1.md
+++ b/docs/upgrade/v1-2-2-to-v1-3-1.md
@@ -87,3 +87,9 @@ To resolve this issue, perform the following steps:
   - [[BUG] Upgrade v1.2.2->v1.3.1 stuck at Waiting for kubelet to update, even the node has been updated](https://github.com/harvester/harvester/issues/6041)
 
 ---
+
+### 2. Automatic image cleanup is not functioning
+
+Because the published Harvester ISO contains an incomplete image list, automatic image cleanup cannot be performed during an upgrade from v1.2.2 to v1.3.1. This issue does not block the upgrade, and you can use [this script](https://github.com/harvester/upgrade-helpers/blob/main/bin/harv-purge-images.sh) to manually clean up container images after the upgrade is completed. For more information, see [issue #6620](https://github.com/harvester/harvester/issues/6620).
+
+---
diff --git a/docs/upgrade/v1-3-1-to-v1-3-2.md b/docs/upgrade/v1-3-1-to-v1-3-2.md
index 106a7fd333..fc79f67cd7 100644
--- a/docs/upgrade/v1-3-1-to-v1-3-2.md
+++ b/docs/upgrade/v1-3-1-to-v1-3-2.md
@@ -220,3 +220,9 @@ If the kubectl command does not return a response, the kubelet is unable to acce
 For more information, see [Issue #6432](https://github.com/harvester/harvester/issues/6432#issuecomment-2325488465).
 
 ---
+
+### 2. Automatic image cleanup is not functioning
+
+Because the published Harvester ISO contains an incomplete image list, automatic image cleanup cannot be performed during an upgrade from v1.3.1 to v1.3.2. This issue does not block the upgrade, and you can use [this script](https://github.com/harvester/upgrade-helpers/blob/main/bin/harv-purge-images.sh) to manually clean up container images after the upgrade is completed. For more information, see [issue #6620](https://github.com/harvester/harvester/issues/6620).
+
+---
diff --git a/versioned_docs/version-v1.3/upgrade/v1-2-2-to-v1-3-1.md b/versioned_docs/version-v1.3/upgrade/v1-2-2-to-v1-3-1.md
index 5c4e5a0bbe..fd3da93c86 100644
--- a/versioned_docs/version-v1.3/upgrade/v1-2-2-to-v1-3-1.md
+++ b/versioned_docs/version-v1.3/upgrade/v1-2-2-to-v1-3-1.md
@@ -87,3 +87,9 @@ To resolve this issue, perform the following steps:
   - [[BUG] Upgrade v1.2.2->v1.3.1 stuck at Waiting for kubelet to update, even the node has been updated](https://github.com/harvester/harvester/issues/6041)
 
 ---
+
+### 2. Automatic image cleanup is not functioning
+
+Because the published Harvester ISO contains an incomplete image list, automatic image cleanup cannot be performed during an upgrade from v1.2.2 to v1.3.1. This issue does not block the upgrade, and you can use [this script](https://github.com/harvester/upgrade-helpers/blob/main/bin/harv-purge-images.sh) to manually clean up container images after the upgrade is completed. For more information, see [issue #6620](https://github.com/harvester/harvester/issues/6620).
+
+---
diff --git a/versioned_docs/version-v1.3/upgrade/v1-3-1-to-v1-3-2.md b/versioned_docs/version-v1.3/upgrade/v1-3-1-to-v1-3-2.md
index 106a7fd333..fc79f67cd7 100644
--- a/versioned_docs/version-v1.3/upgrade/v1-3-1-to-v1-3-2.md
+++ b/versioned_docs/version-v1.3/upgrade/v1-3-1-to-v1-3-2.md
@@ -220,3 +220,9 @@ If the kubectl command does not return a response, the kubelet is unable to acce
 For more information, see [Issue #6432](https://github.com/harvester/harvester/issues/6432#issuecomment-2325488465).
 
 ---
+
+### 2. Automatic image cleanup is not functioning
+
+Because the published Harvester ISO contains an incomplete image list, automatic image cleanup cannot be performed during an upgrade from v1.3.1 to v1.3.2. This issue does not block the upgrade, and you can use [this script](https://github.com/harvester/upgrade-helpers/blob/main/bin/harv-purge-images.sh) to manually clean up container images after the upgrade is completed. For more information, see [issue #6620](https://github.com/harvester/harvester/issues/6620).
+
+---