Most MacBooks have a backlit keyboard—that white light underneath that lets you see the keys when it’s dark. By default, the keyboard backlight is set to turn on automatically when your MacBook ...

When you are working in low-light environments, you can turn on the backlit function on the keyboard. This helps you get your work done comfortably but, on a few occasions, the function may fail to ...

Press the F5, F9, or F11 key to turn your HP laptop keyboard light on or off. Some HP laptops need the Fn key pressed with the light key to activate the keyboard light. If these keys don't work, check ...