Windows 11 · Windows 11
Fix a Windows Update Failed Error
Source-checked About 20 minutes
Answer
Open Windows Update history and write down the failed KB number and error code. Restart, run Microsoft's Windows Update troubleshooter, check power, internet, free space, and time, then retry once. Use code-specific Microsoft guidance before resetting update components or reinstalling Windows.
- Save the KB and codeThey identify the failed update.
- Retry once after restartRepeated retries can hide a persistent cause.
- Use code-specific helpDifferent errors need different repairs.
Record the failure
Open Settings > Windows Update > Update history. Write down the update name, KB number, error code, and failure time.
Prepare the PC
Connect power, use stable internet, free storage safely, set the correct date and time, and unplug nonessential storage devices.
Restart Windows
Choose Restart from the power menu, sign back in, and wait for startup activity to settle.
Run the troubleshooter
Open Get Help through Microsoft's Windows Update troubleshooter and follow the result it gives.
Retry the same update once
Return to Windows Update and select Check for updates. Confirm whether the same KB succeeds or returns the same code.
Follow the exact code
Search Microsoft's support site for the full code and KB number. Avoid registry edits or update-cache deletion unless Microsoft's current instructions for that code require them.
Escalate with evidence
If it still fails, save Windows version from `winver`, free space, KB, code, and troubleshooter result for Microsoft Support or the PC administrator.
If it does not work
- If other users report a Microsoft hold on the same device, do not force the update.
- If the PC loses power or restarts during installation, run the troubleshooter before trying again.
- If several updates fail and Windows components are damaged, use DISM and SFC, then consider Microsoft's repair reinstall.
Sources and verification
Checked against official documentation on . Scope: Windows 11.
The written instructions were checked against the current official pages linked below. The older video is kept for reference and may show different menus.