Hi ,
Please try to use the Registry Editor to change the Windows Update service’s Start type: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\wuauserv
Double-click the DWORD value named Start and set its data to 2.
2 means Automatic start
3 means Manual start
4 means Disabled
If it still doesn't work, check if there is a stopupdates10guard service in services.msc. If yes, disable the service and change the Windows Update service’s Start type again.
For your reference:
How to enable windows update medic service and windows update service?
Best Regards,
Candy
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