This can be useful if you are in trouble
How to FIX a Stuck Windows 10 Update
If you connect your PC to the Internet, you should keep it up to date. Microsoft regularly releases important security updates, bug fixes, and new feature releases for Windows 10 to improve the overall user experience. If you don’t keep Windows up to date, you’re putting your PC (and the data on it) at risk.
Most of the time, Windows can handle the update process without any input from the user. Sometimes, however, Windows simply fails to install updates, leaving them stuck in limbo. To fix a stuck Windows 10 update, here’s what to do.
It may seem like an obvious solution to the problem, but sometimes the easiest solution when a Windows 10 update gets stuck is to just give it some extra time. The progress bar may not be moving, but that doesn’t necessarily mean nothing is happening.