The simplest and most direct way to permanently delete files or folders is by using the Shift + Delete keyboard shortcut.

When you can't open, edit, or delete a file in Windows File Explorer, it's either still open in a program running in the background or something didn't close properly. Luckily, you can force delete, ...

This seems to indicate that it's related to Office, but I've never had Office installed on this computer. I'm trying to delete the files from an Explorer window.<BR><BR>I'm pretty sure I've seen this ...