1. To begin, switch off your cellphone.
2. Press and hold Volume Up and Power for a couple of seconds.
3. You should release held keys when the Boot Mode appears.
4. From the menu on the screen select option Recovery, by using Volume Up to scroll and Volume Down to confirm.
5. Now press the Power button in order to enter the Recovery Mode.
6. You now should be in the expected mode.
7. Scroll the options by using Volume buttons and confirm by using the Power key.