Customise the Action Button
1. Touch Settings.
2. Touch Action Button.
3. Swipe left or right to select the desired action (E.g., Torch).
4. Swipe up from the bottom of the screen to return to the Home screen.
5. Press and hold the Action Button for 2 seconds to turn on the torch.
6. Press and hold the Action Button again for 2 seconds to turn off the torch.