Hard Reset SAMSUNG R910 Galaxy Indulge

1. First power off your device.
   
2. Next hold and press R key from QWERTY keybord + Power button.
   
3. Release them, when logo Samsung will appear second time.
4. Then select option "wipe data/factory reset", using Volume buttons to browse option, andPower button to confirm operation.
   * If Power button doesn't work, then use Home button to confirm operaions.
   
5. Now choose "yes" from the menu, and confirm that.
   
6. After that, press Power button to enter option "reboot system now".
   

WARNING !
Hard Reset will erase all of your data
All described operations you are doing at your own risk.