The action can't be completed because the folder or a file in it is open in another program. Close the folder or file and try again. This is done for good reason.

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.

If you cannot delete a file or a folder on an NTFS file system volume in Windows, follow the solutions mentioned in this post to resolve the issue.

Jugalkumar Kshirsagar asked how to delete a file that Windows insists is open. For reasons that should be obvious, Windows can’t delete a file—or move one—if it’s in use by a program.