1. Press and hold Power.
2. Now press and hold both Volume Up and Power for five seconds. Release them after Boot Mode opens.
3. Select Recovery. To do that, use Volume Up to navigate to that option and Volume Down to select it.
4. Press and hold the Power button to enter Recovery menu. While holding it, press Volume Up just once.
5. Huzzah! You are now in Recovery Mode. Navigate it using Volume buttons; select options with Power button.