If you’re faced with this issue, you can try our recommended solutions below in no particular order and see if that helps to resolve the Windows Upgrade error ...

Microsoft updates its Windows 10 Operating System every now and then. The main goal of this update is to improve the performance of the operating system as well as enhanced its security features.

So I've been fighting with this bastard for the last few hours this morning. I had no idea SP1 was never installed after I'd performed some 94 updates about a month ago. I've been away from Windows ...