Even when you delete a file from your computer it can be restored, it doesn't matter if you delete from the recycle bin there will still be a way to save it from a hidden part of your hard disk. If you are worried about somebody finding the information you just deleted, and need to remove it completely from your system without the possibility of see it again, Eraser is a professional doing so.
Download this software and you can be sure you will erase your documents for good. Its installation is fast and without complications. It’s pretty accessible for everybody and it comes with security tools for the protection of your computer.