Samsung Galaxy S3

Factory Reset Instructions

Performing a factory data reset via settings

  1. Go to Settings.
  2. Select Back up and reset.
  3. Click on Factory data reset ~ Reset all settings and delete all data on device.
  4. Select Reset device.
  5. Finally, select Erase everything.

Performing a factory data reset using phone buttons

  1. Turn off Samsung Galaxy S3.
  2. Press and hold down Volume Up + Home + Power buttons at the same time.
  3. Release all buttons when you see SGS3 Logo.
  4. Android system recovery will be loaded then.
  5. Select wipe data/factory reset. (use Volume buttons to go up or down, select with Power button)
  6. Select Yes — delete all user data.
  7. Finally, select reboot system now.

Performing a factory format using dialpad

  1. Warning ~ no turning back after key in.
  2. Bring up dialpad.
  3. Key in *2767*3855#
  4. Finally, SGS3 will be rebooted and factory format.