Instruction #1

 

1. Turn the phone off by holding down the Power button, selecting Power off and then Ok.



2. Do nothing for ten seconds.
3. Press the Power button again to turn the phone back on.


Instruction #2


1. First of all, turn the device off by holding down the Power key.
2. Now press & hold the Volume Down + Power buttons for a while.
3. Menu with two options should appear before you. Let go of held keys.