Most explorer issues are really file system issues. It's touchy. chkdsk in offline repair mode usually fixes it. For the rest, clear the thumbnail cache.

The ways Windows breaks are different from the ways Linux breaks, but there are still ways to fix it. Most of the rest are solved with one or two commands, and it's usually the same two: https://support.microsoft.com/en-us/topic/use-the-system-fil...