First method:

  1. First of all, hold down the Power rocker for a while in order to switch off the device.Hard Reset OBI WORLDPHONE SJ1.5
  2. Then press and hold together Volume Up and Power button for a few seconds.HardReset OBI WORLDPHONE SJ1.5
  3. Release all keys as soon as the OBI logo appears on the screen.
  4. In the next step use Volume buttons to select "wipe data/factory reset" and tap the Power button to confirm.Wipe data OBI WORLDPHONE SJ1.5
  5. Afterwards choose "yes" from the menu, and accept it with Power button.Master Reset OBI WORLDPHONE SJ1.5
  6. After a while accept option "reboot system now" using Power rocker.Factory Reset OBI WORLDPHONE SJ1.5
  7. That's all. The hard reset operation should be completed.

Second method:

  1. Begin by switching on the device.Hard Reset OBI WORLDPHONE SJ1.5
  2. Afterawrds from Main Menu find and select Settings.
  3. Then open the Backup and Reset folder and select Factory Data ResetFormat OBI WORLDPHONE SJ1.5
  4. Tap Reset Phone and read the warning when it pops up. Restore OBI WORLDPHONE SJ1.5
  5. Choose Erase Everything and the phone will begin restoring.
  6. Well done! The factory reset is done.

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

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