Windows says your file is in use because it's open in another program? Learn how to force rename, delete, or move the file.

Fire up process explorer and find the file is in use by, wait for it, Windows explorer. So Windows Explorer can't rename/move my file because it's in use by itself.

The local device name is already in use error is a typical one on Windows PCs, however for anyone encountering it, we've compiled the best solutions in this article.

Outlook Data File – The file C:\Users\<username>\AppData\Local\Microsoft\<username>\username.ost is in use and cannot be accessed. Close any application that is using this file, and then try again.

Is there a proper way to determine if a file is in use by another program in C#? I have a kludge right now (namely, rename the file to it's original name), but there must be a better way to ...

Make sure you're running version 0.94 or higher of PowerToys. Double-click its System Tray icon to launch the program to its Home screen. PowerToys will alert you if any shortcut conflicts are ...