Hard Reset BLACK FOX B4

How to factory reset BLACK FOX B4? How to wipe all data in BLACK FOX B4? How to bypass screen lock in BLACK FOX B4? How to restore defaults in BLACK FOX B4?

The following tutorial shows all method of master reset BLACK FOX B4. Check out how to accomplish hard reset by hardware keys and Android 8.1 Oreo settings. As a result your BLACK FOX B4 will be as new and your MediaTek MT6739  core will run faster.

First method:

  1. At first turn off BLACK FOX B4 by holding the Power button for a couple of seconds.Hard Reset BLACK FOX B4
  2. Then start pressing Volume Up and Power keys together for a few moments.HardReset BLACK FOX B4
  3. Let go of all buttons when Boot Mode pops up.Remove screen password on BLACK FOX B4
  4. Now use Volume Up to select Recovery and click Volume Down.
  5. If the Android Robot picture appears click Volume Up + Power button.HardReset BLACK FOX B4
  6. After that use Volume keys to choose "wipe data/factory reset" and confirm with the Power button.Wipe data on BLACK FOX B4
  7. In this mode select "yes" from the menu and press the Power key.Master Reset BLACK FOX B4
  8. Finally choose "reboot system now" with the Power button.Factory Reset BLACK FOX B4
  9. Good job!

Hard Reset Black Fox BMM533D B3 - video


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