You need an administrator account. If you disabled updates on purpose with a tool, decide first whether you want updates back; this guide turns them on again. If Windows cannot start, see the startup guide.
Work through these checks
0 of 7 complete01Restart and run the Windows Update troubleshooter
A restart clears a service that is stuck, and the troubleshooter checks the update services automatically.
- Restart the PC and try Windows Update again.
- On Windows 11, open Settings > System > Troubleshoot > Other troubleshooters and select Run next to Windows Update. Microsoft may open it in the Get Help app.
- On Windows 10, open Settings > Update & Security > Troubleshoot > Additional troubleshooters > Windows Update.
Windows Update checks for updates without the error.
If it does not helpIf the error remains, set the service manually in step 2.
02Set the Windows Update service back to its default
Microsoft's fix for this code is to make sure the Windows Update service is running.
- Press Win + R, type services.msc and press Enter.
- Double-click Windows Update. If Startup type is Disabled, change it to Manual (the Windows default), click Apply, then Start.
- Alternatively, in Terminal (Admin) run sc.exe config wuauserv start= demand and then net start wuauserv.
Type sc.exe, not sc, in PowerShell, and keep the space after start=.
The Windows Update service shows Running, and updates install.
If it does not helpIf the startup type is greyed out or goes back to Disabled after a restart, something is enforcing it; go to step 4.
03Check the other update services
Windows Update relies on other services, and Microsoft's troubleshooting also checks the update orchestrator.
- In services.msc, check that none of these are Disabled: Background Intelligent Transfer Service, Cryptographic Services, Update Orchestrator Service.
- Set a disabled one to Automatic, click Apply and Start.
All update-related services can start.
If it does not helpIf the same code appears in Microsoft Store or Windows Security instead, the disabled service belongs to that app; check its services the same way.
04Undo update-blocking tools and policies
Tools that disable updates often reset the service every time Windows starts, and group policies override the settings app.
- If you used a tool to block updates or "debloat" Windows, open it and use its option to re-enable updates, then uninstall it.
- On Windows Pro, run gpedit.msc, go to Computer Configuration > Administrative Templates > Windows Components > Windows Update, and set policies you or a tool changed (such as Configure Automatic Updates) back to Not Configured.
- On a work or school PC, contact your IT department; updates may be managed centrally.
Do not change update policies on a PC managed by an organization.
The service stays enabled after a restart.
If it does not helpRestart, check the service again, and try Windows Update.
05Scan for malware
Some malware disables Windows Update and security services to avoid being removed.
- Open Windows Security > Virus & threat protection > Scan options.
- Choose Microsoft Defender Antivirus (offline scan) and click Scan now.
No threats are found, or the threats are removed.
If it does not helpAfter removing malware, set the services back as in steps 2 and 3.
06Repair Windows system files
If the services cannot start even when enabled, system files may be damaged.
- Open Terminal (Admin).
- Run DISM /Online /Cleanup-Image /RestoreHealth.
- Run sfc /scannow, restart and try Windows Update again.
SFC reports no integrity violations, or that it repaired them.
If it does not helpIf DISM itself fails because Windows Update cannot run, continue with step 7.
07Repair Windows with an in-place upgrade
An in-place upgrade reinstalls Windows and restores default services while keeping your files and apps.
- Download the Windows installation media (ISO) for your version from Microsoft's software download page.
- Open the ISO, run setup.exe and choose to keep personal files and apps.
Back up important files before starting.
Windows is reinstalled with working update services.
If it does not helpRun Windows Update afterwards to install the latest updates.
Possible causes
- The Windows Update service is set to Disabled
- An update-blocking, privacy or debloat tool turned off update services
- A group policy that blocks automatic updates
- Malware disabling security and update services
- Damaged system files
Useful Windows tools
These commands open Windows tools. Review changes before applying them.
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