1. After connecting the controller to a device, press and hold the View + Menu buttons for 2 seconds.
2. After the indicator light flashes slowly, rotate the left and right joysticks clockwise at a constant speed for 3 full circles, then press LT/RT 3 times at a constant speed.
3. Press the View + Menu buttons again, and the indicator light will flash twice quickly before returning to normal mode.
Click here to watch calibration tutorial