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.

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

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.

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.