In this tutorial, we learn how to wipe a BlackBerry using BBsak. First, download and install this program to your computer. Next, connect your phone to your computer. Open up the BBSAK program, then enter your information in. Now, make sure your device is backed up. After this, click on "wipe device", which is located on the BBSAK window. A warning window will pop up, click "ok" if you are sure you want to do this action. Your phone should now shut down, then start back up. Now, you can reload your favorite operating system onto your phone because it will have been wiped completely clean.