Hard Reset SAMSUNG A551
- Go to Settings -> Privacy -> Factory data reset.
- Default values.
- After this device should be hardreseted.
- Device must be turned on.
- Go to dialer.
- Tap this code: *2767*3855#
- After that device will restart.
Help! This doesn't work
Hard Reset will erase all of your data
All described operations you are doing at your own risk.