How to Fix Fix Error 0x8007049E — Windows Update Rollback Initialization Failed on Windows
Getting Windows error 0x8007049E? Update rollback initialization failed? Windows Update cannot revert changes? Rollback process stuck? Failed update not uninstalling? Fix error code 0x8007049E.
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Main Troubleshooting Guide
How to Fix Windows Update Errors →Complete symptoms, causes, and step-by-step solutions
Symptoms
You might be experiencing this problem if you notice:
- •Windows Update fails with error code 0x8007049E
- •Update rollback cannot initialize properly
- •Failed updates remain installed in broken state
- •System reports rollback failure after update crash
- •Windows Update history shows rollback errors
- •Pending restart loop after failed update rollback
Common Causes
- ⚠Windows Update rollback data corrupted
- ⚠Insufficient disk space for rollback operations
- ⚠System restore points deleted or unavailable
- ⚠Update component store inconsistent state
- ⚠Pending.xml file corrupted preventing rollback
- ⚠Boot configuration preventing rollback completion
Solutions
Solution 1: Clear Pending Updates and Reset
- 1Boot into Safe Mode if stuck in restart loop:
- 2Hold Shift and click Restart → Troubleshoot → Startup Settings
- 3Press 4 for Safe Mode
- 4Clear pending operations:
- 5CMD as Admin:
- 6net stop wuauserv
- 7net stop bits
- 8Delete pending.xml if it exists:
- 9del /f C:\Windows\WinSxS\pending.xml
- 10rd /s /q C:\Windows\SoftwareDistribution
- 11net start wuauserv
- 12net start bits
- 13Restart normally
Solution 2: Repair Component Store
- 1Fix corrupted component store:
- 2CMD as Admin:
- 3DISM /Online /Cleanup-Image /StartComponentCleanup
- 4DISM /Online /Cleanup-Image /RestoreHealth
- 5sfc /scannow
- 6Reset update components:
- 7net stop wuauserv
- 8net stop cryptsvc
- 9ren C:\Windows\System32\catroot2 catroot2.old
- 10net start cryptsvc
- 11net start wuauserv
- 12Check for updates again
Solution 3: Manual Update Removal
- 1Find the problematic update:
- 2Settings → Windows Update → Update history
- 3Note the KB number of the failed update
- 4Remove it manually:
- 5CMD as Admin:
- 6wusa /uninstall /kb:XXXXXXX /quiet /norestart
- 7If that fails, use DISM:
- 8DISM /Online /Remove-Package /PackageName:Package_for_KBXXXXXXX
- 9Restart PC
- 10Hide the update to prevent reinstallation (optional)
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