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.

Next, click File > New Task > run cmd. Access the folder by using the following command: cd Then, delete the file using the following command: del Finally, click File > New Task, and run explorer.exe.

Use Command Prompt to delete a file If you are unable to delete a file in the traditional way, i.e., by using File Explorer, try deleting that file using Command Prompt.

Meeting DoD standards for securely deleting files in Windows 11 requires the use of a special application. Fortunately, Microsoft provides one for free in Sysinternals.

From the command line, type "backup.bat" and the batch file will run your specified commands: first, copying all files from that directory, then renaming them to remove the extensions.

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.