How To Reset A Samsung Galaxy Tab 2. If you want to delete portable storage data tap the Delete All. Press and hold the Power button.
And remove the Memory card from it. From the Recovery Mode menu select wipe data factory reset. Be sure that your device has at least 50 charge life.
Power off the tablet.
Your tablet will then unlock allowing you to remove or change the password to something you can remember. Hard Reset Samsung Galaxy Tab 2 70 P3100 from Recovery Mode. Go to the Settings app and select General Management from the menu. And remove the Memory card from it.
