Could you tell me what you are using (Windows, macOS, Linux) and if you are trying to wipe a specific file or an entire hard drive ? I can give you a step-by-step guide for the right tool.

: Available for Windows and Linux, this tool is excellent for cleaning up system junk and wiping free space.

: Erases an entire partition or physical hard drive.

A wipe utility is a software program that performs "data sanitization." Unlike a standard delete command, a wipe tool uses specific algorithms to write patterns of meaningless data (zeros, ones, or random characters) over the physical location of your files. : Targets specific folders or individual files.