Instruction I:


1. Make sure that your phone is turned on. If not, hold down the Power button until it turns on.

2. Now please hold down the Volume Up and Power buttons for ten seconds.

3. After ten seconds you can release held buttons. The phone will restart. Done.

Instruction II:

 

1. First, press'n'hold the Power button until a menu will appear.
2. Second, select the Restart option. You may need to do it twice.

3. You have completed the soft reset. Yeah, it is that easy.