When we delete a file using Windows, the file does not disappear completely. There are lots of utilities and tools that help you recover those files, so if you delete important data and you give the PC, another person can recover the deleted files.
Now and thanks to File Shredder your protection will be even more, as it allows you to delete the file without any possibility of recovery.
If you think you are wrong for this, because it is so simple, you just have to add the files to the list and press delete, that's it.
In addition, if you want to make sure that other deleted files cannot be recovered, you just need to delete the empty space.
Eventually, it becomes completely free, so it becomes a special tool