1. Switch your phone off.
2. Press and hold two buttons: Volume Up and Power for a few seconds.
3. Release held keys when the Boot Mode appears.
4. Menu will appear onscreen. From it, choose Recovery by using Volume Up to scroll and Volume Down to confirm.
5. Next, press the Power button to enter the Recovery Mode.
6. Good show! You now should be in the expected mode.
7. Scroll options by using Volume buttons, confirm by using the Power key.