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 ...

If you’re trying to get some work done in a dark room, the backlight on a Mac’s keyboard can be a godsend. With each key lit up softly you can see which one is which and there’s no need to be a ...

2012 rMBP 15". Everything works great since I bought it last March but sometimes when I open the lid and wake up the backlit keys are turned off. I always have backlighting set at max so I rarely ever ...