1st method

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

 

2nd method

  • Go to Menu -> Settings -> Memory Settings
  • Select Clear Memory

 

3rd method

  • Press and hold W&L Button (Yellow) + Lock Button (Green) + Call Button (Blue) + Power Button (Red)
  • Confirm the format
Samsung GT-B7620 Giorgio Armani Hard Reset
Samsung GT-B7620 Giorgio Armani Hard Reset