* Press and hold the round key in the left of the top row marked with a ''keyboard'' to change which keys are ''on'' and which keys are ''off'' in programmed mode. Watch [https://www.youtube.com/watch?v=Au2D8GnGlPw this video] for a demonstration. | * Press and hold the round key in the left of the top row marked with a ''keyboard'' to change which keys are ''on'' and which keys are ''off'' in programmed mode. Watch [https://www.youtube.com/watch?v=Au2D8GnGlPw this video] for a demonstration. |