Windows won't let you delete, move, or rename a file if a program is using it. Frustratingly, it also won't tell you which program is using the file so that you can solve the problem.

If you receive File in Use. The action can't be completed because the file is open in another program even if file is closed in another program, see this.

Wh show you how to identify the process that is holding or locking up a file on Windows 11/10 using command-line, ResMon, Process Explorer or freeware.

When you open files that have a particular file extension, Windows will look at its configuration to determine what the default program should be in order to work with these files. The default ...