1. To begin, turn off the cell phone.
2. Next, press and hold Volume Up and Power for a couple seconds.
3. Release the Power key when you see a change on your screen.
4. Release Volume up key when the Recovery Mode appears.
5. Press Volume Up and Power button simultaneously in order to activate Android System Recovery.
6. You now should be in the Recovery mode.
7. Scroll options by using Volume buttons; confirm by using the Power key.