If you want to simulate the left joystick, press FN+L3; if you want to simulate the right joystick, press FN+R3; after the activation is successful, the indicator light will turn purple.
If you want to turn on the right joystick responsive somatosensory, press FN+(LT/LB/RT/RB/M1/M2/M3/M4)+R3. After the activation is successful, hold the selected response button to trigger the motion control.