Another easy way to automatically delete old files on your Windows 11 PC is to use the Command Prompt. You just need to run a few commands and the auto-delete function will work.

Learn how to remove or delete undeletable or large files, folders & subfolders quickly & permanently using the Command Prompt in Windows 11/10.

Format or delete C drive with using Command Prompt (CMD). This allows you to remove all data and reinstall Windows 11/10.

With it, you can move or delete files, change your Wi-Fi settings, lock your hard drive, and even shut down the computer. But to use Command Prompt, you'll need to know the commands for it.

To find out what program has locked a file, use WhoLockMe. And for future reference, you can put quote marks around a filename with spaces on the command prompt.