Windows Update Service “Access is Denied” When Changing Startup Type

windows update service options grayed out - wuauserv

When you open the Services MMC and change the Windows Update service’s startup type, the “Access is denied” error occurs after clicking Apply or OK. Cause The above error occurs due to tightened permissions for the Windows Update service’s registry key(s). Resolution To resolve the issue, change ownership of the “wuauserv” registry key and assign … Read more