How to Overwrite a Delete Files in Windows :-
When you delete a file in Windows, only the reference to the file is removed from the file system table. The file still exists on disk until other data overwrites it, leaving it vulnerable to recovery.
There are many tools available out there that allow you to securely delete files so they cannot be recovered.
1. Using Windows Command Prompt
With windows cipher command you can easily overwrite deleted files from the windows.
Click on the Start and type cmd and right-click on it and click on the “Run as administrator“.
Now enter the command
C:\>cipher /w:D (D is your drive letter)
This command will overwrite your specified drive data.
2. Using CCleaner :-
CCleaner is a really nice utility for cleaning Junk files from your windows PC. CCleaner have also features to overwrite your deleted files.
Open CCleaner, navigate to Tools > Drive Wiper. In security select overwrite option and choose your drive.
3. Use DP Shredder :-
DP Shredder is a portable, small program that allows you to securely delete files or directories and to overwrite the free space on a hard drive so files that were deleted previously without using secure methods cannot be recovered. You can easily select the method for deletion, which includes two US DoD-approved methods and the Gutmann method, and how many times (Rounds) the method will be applied.
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