No blackberry 8310 manual, help resetting?By Community Writer | Community.Drprem.com / November 15, 2011 I have been trying a way to reset this blackberry 8310. It has slowed after I have installed a lot of apps on it. I want to make a restore to factory settings. Unfortunately I don’t have the blackberry 8310 manual so please help me reset it. Today's Top Articles: