Instruction #1


1. First, press and hold the Power button.


2. Now choose Power Off and then tap OK.
3. Patiently wait for a few seconds.
4. Turn the phone back on by pressing the Power button. 


Instruction #2


1. Take the back cover off and remove the battery for a short while.
2. After a few seconds, put everything back in place.
3. To complete, turn the phone on by holding the Power button.