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

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.

OpenFilesView is a free download for Windows only. Note that there's a 32-bit and a 64-bit version; you'll have to grab the one that matches your system type.