Hard Reset ULEFONE B7851 Firefly 7.85"

How to factory reset ULEFONE B7851 Firefly 7.85"? How to wipe all data in ULEFONE B7851 Firefly 7.85"? How to bypass screen lock in ULEFONE B7851 Firefly 7.85"? How to restore defaults in ULEFONE B7851 Firefly 7.85"?

The following tutorial shows all method of master reset ULEFONE B7851 Firefly 7.85". Check out how to accomplish hard reset by hardware keys and Android 4.2 Jelly Bean settings. As a result your ULEFONE B7851 Firefly 7.85" will be as new and your Allwinner A31S   core will run faster.

First method:

  1. Hold down the Power rocker for a short while in order to turn on the device.Remove screen password on ULEFONE B7851 Firefly 7.85
  2. After that, go the Menu and find and select Settings.
  3. In the next step choose Backup & Reset and tap Factory data reset.HardReset ULEFONE B7851 Firefly 7.85
  4. Then choose Reset device and select Erase everything to confirm the whole operation.
  5. Good job! You have just performed a hard reset operation!

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