On some computers, the function keys -- the 12 "F" keys at the top of the keyboard -- have built-in secondary functions, like changing speaker volume or monitor brightness. Using the function keys for ...

The number lock function on your laptop can help you quickly enter a series of numbers including those related to the bookkeeping of your business. The function turns your laptop's keypad into a ...

Wondering why the light on your F4 key is on? Here's a guide to help you understand what the light on your laptop means and ...

With many laptops, specifically from HP Pavilion, users have noticed that when they try to deactivate the number lock by pressing [Fn] + [Num lock] or [Fn] + [F11], nothing happens. This is likely due ...

Close-up of the F9, F10, F11, and F12 function keys on a keyboard - Professor25/Getty Images For almost every PC or Mac user, a keyboard and either a mouse or a trackpad are more than enough to ...