diff --git a/MANAGER_MIGRATION_BACKUPS.md b/MANAGER_MIGRATION_BACKUPS.md
index 7ac32acc7..8e4511a76 100644
--- a/MANAGER_MIGRATION_BACKUPS.md
+++ b/MANAGER_MIGRATION_BACKUPS.md
@@ -30,6 +30,19 @@ This document tracks backup branches created during the manager migration recove
   - Resolved TypeScript issues and quality checks passed
   - Clean, production-ready state ready for manual testing
 
+### `manager-migration-clean-working-backup`
+- **Created**: 2025-08-30
+- **Source Branch**: `manager-migration-clean`
+- **Source Commit**: `154dbb5dd` - "fix: Add missing IconTextButton import in PackUninstallButton"
+- **Purpose**: Backup of working state before merging additional PRs
+- **Contains**:
+  - All manager migration functionality from PR #3367
+  - Fixed duplicate setting runtime error
+  - Fixed interface compatibility issues  
+  - Fixed missing component imports
+  - Verified working state in dev server
+  - Ready for integration of PR #4654 and PR #5063
+
 ### `manager-migration-upstream-backup` 
 - **Created**: Earlier in recovery process
 - **Purpose**: Backup of upstream state before major changes