Are you sitting on unused Mac function (fn) keys on your keyboard? Here's how to remap Mac function keys and repurpose them to trigger useful actions.

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.

Having more keys with additional functions necessitates a larger keyboard, but if you don't need all the bells and whistles, you can cut things down to size by a surprising amount.

The Fn key is also known as the function key, and on Windows and most Mac keyboards, you'll find it located in the bottom-left corner of your keyboard.

What does function key actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

What does computer keyboard actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

Find out keyboard F1 to F12 Function keys do. Besides their specific functions, these keys are also used in combination with CTRL, ALT and Shift keys.

The function row on the MacBook Air keyboard now features dedicated keys for Do Not Disturb, Dictation, and Spotlight.

The NZXT Function offers a creative entry point to the world of customizable mechanical keyboards.

Then there are 60 percent keyboards which, as the name indicates, drop 40 percent of the standard keyboard size and only have 61 keys. Not only do they just remove the num pad, but the function ...