In this article, I will show you how to fix Mouse Not Working on Windows 11
First Press and Hold Windows Key + R

And on Run you have to put this command and press Enter
devmgmt.msc

After you pressed Enter you are on Device Manager, and here you have to press Tab once

And then with Down Arrow you have to find Mice and other pointing devices

Press Right Arrow and then Enter on your Mouse Driver
And here you have to press Tab again until you are on General, and Right Arrow and Enter on Driver
Here press Tab until you find Uninstall Device

Press Enter and after that Restart your Computer
I am hoping that after reading this article you managed to fix Mouse Not Working on Windows 11
For a more in-depth explanation, you can watch the video below from the youtube channel.