Hard Reset BLACKVIEW DM550

How to factory reset BLACKVIEW DM550? How to wipe all data in BLACKVIEW DM550? How to bypass screen lock in BLACKVIEW DM550? How to restore defaults in BLACKVIEW DM550?

The following tutorial shows all method of master reset BLACKVIEW DM550. Check out how to accomplish hard reset by hardware keys and Android 4.4 KitKat settings. As a result your BLACKVIEW DM550 will be as new and your MediaTek MT6592  core will run faster.

First method:

  1. Turn off your device.Hard Reset BLACKVIEW DM550
  2. Press and hold  Volume Up + Power at the same time for a few seconds.HardReset BLACKVIEW DM550
  3. Press Volume Down to choose "wipe data/factory reset", and then push the Power button to confirm.Factory Reset BLACKVIEW DM550
  4. Select "Yes--delete all user data". Use Volume Down button to scroll and Power key to select.
  5. To restart the phone, select "reboot system now".
  6. Success! The hard reset is done!
See the Next method!

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