Hard Reset SAMSUNG I757M Galaxy S II HD LTE
- Make sure, that your phone is on.
- From the Home screen select Menu.
- Now choose Settings -> Back up and reset -> Reset device -> Delete all.
- Confirm all informations, and wait until your phone will reset and reboots.
Hard Reset SAMSUNG I9100 Galaxy S II - Remove Pattern Lock by Recovery Mode
Hard Reset SAMSUNG I9100 Galaxy S II - how to perform Factory Reset
Help! This doesn't work
Hard Reset will erase all of your data
All described operations you are doing at your own risk.