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 ...

Even if you’ve used the Mac for decades, I suspect you have never fully understood the Fn key. Not helping is the fact that Apple sometimes calls it the Function key, but all Mac keyboards already ...

Almost every computer keyboard has a row of function keys at the top, but it seems like almost nobody knows what they do. They’re incredibly handy, however, and can be an invaluable part of your daily ...