How do I adjust the speed of the backlight or the slow down the light? Miguel March 10, 2020 07:58 Press fn + / fn - to adjust the speed level Related articles What color can you switch between in the RGB backlight version? Somehow the backlight effect increased the speed of my keyboard. I don't know how to slow down the speed effect again. Can you help me, please? How to change backlight color option in K1 How can I turn off the backlight to save power? How to disable Auto Sleep Mode?