Turn on or off a backlit keyboard; Turn on or off an LED keyboard; ... (F5, F9, or F11 keypress, or a dual-action Fn + F5, F9, or F11 keypress), Dell uses F10, and Lenovo uses Fn + Spacebar.

If you cannot turn on the Backlit keyboard or the keyboard backlight is not working in Windows 11/10 desktop or laptop, see this post. Skip to primary navigation Skip to main content ...