A simple delete is not going to cut it, sorry!
If you’re planning to give away or sell your computer to another person, make sure to not just erase all your files and reset your operating system. Wipe that computer’s hard drive clean. Not literally of course. Fully clearing your hard drive assures that your deleted files can not be recovered at all. PC Magazine lists different methods one can utilize to clear all the files in your hard drive for good. Check the full article here.
Image credit: benjamin lehman
https://www.fileshredder.org