The function keys, or F keys, on a computer keyboard serve as a line of shortcut keys that invoke various actions and commands in software applications. Located across the top of the keyboard, labeled ...

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 ...

If you take a look at your laptop's keyboard, you'll notice that the top row keys have icons printed above, with "F" and a number, like F1, F2, and so on, below each one. These are known as function ...

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 ...

There are different ways to change the screen brightness, but the easiest way is to use the function keys. PCs of different brands have different function keys to control screen brightness. In this ...

Chances are good you’ve noticed the row of numbered keys across the top of your computer keyboard that all have an “F” in front of them, but they may not get much use. If you’re using a laptop, they ...

Lenovo makes some pretty decent laptops and netbooks. But there’s one thing that always bugs me about Lenovo computers: the Fn and Ctrl key placement. Most computer makers put the Ctrl key on the ...

For almost every PC or Mac user, a keyboard and either a mouse or a trackpad are more than enough to navigate these systems without too many problems. In fact, it might be a bit too easy — people are ...