How to Clear Critical Data From Your Cell Phone Before You Get Rid of It
Tech Soup
OCTOBER 21, 2013
” Preston Gralla’s piece provides the general methods used to clear Android, iOS, Windows Phone, and BlackBerry devices. The Pace Butler Cell Phone Data Erase Tool is operated by the Oklahoma City based mobile phone recycling company Pace Butler. It also talks a bit about clearing data from PC hard drives.
57 
Let's personalize your content