1st method

  • Enter *2767*3855#
  • Wait until phone reboots

 

2nd method

  • Go to Settings -> Security -> Master Clear
  • This will format your phone

 

3rd method

  • Power off the phone
  • Press and hold the F(5) Key (Yellow) and power on the phone by pressing the power on key (Green)
  • Select Master Reset or Master Clear to proceed with the format
Samsung GT-B7320 Omnia Pro Hard Reset
Samsung GT-B7320 Omnia Pro Hard Reset