Hard Reset ZTE Flash

First method:

1. Firstly, switch off your phone by using Power key.
2. After that, press and hold Volume Down + Power button together.
3. When you see Recovery Mode menu release held buttons.
4. From the menu choose "Wipe Data/Factory Reset" by using Volume buttons to scroll andPower button to select options.
5. Then confirm the whole operation by tapping "yes".
6. To restart the tablet, select "reboot system now".
7. Good job! The hard reset is done.

Second method:

1. Firstly press the Power button, until your device is on.
2. From the home screen open Menu and choose Settings.
3. After that select Backup&Reset and tap Factory data reset.
4. Choose Reset phone and select Erase everything to begin hard reset operation.
5. Well done! The hard reset has just been performed.

Third method:

1. The device must be power off, so press and hold Power button.
2. Then hold down the Power rocker to turn on the phone.
3. Choose emergency dial, and type the following number: *983*22387#
4. Then from the menu in front of you choose Erase Everything.
5. Done! Now your phone will restart.

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