Ever noticed the Fn key on your Mac or Windows computer? It serves several purposes, but you'll need to learn how to use it. Here's what you need to know.

How to unlock Surface Laptop Keyboard If your keyboard and/or pad is stuck or locked on a Surface Laptop, you need to press and hold the Fn key for almost 10 seconds.

The Function key allows the user of a business laptop to access additional functions for dual-use keys. It commonly controls hardware settings like brightness or volume.

The Fn Lock key's exact placement may vary depending on your laptop model, but it's typically found at the bottom left of the keyboard or in the function keys row.

How to Fix the Fn Function on a Dell Computer. The "Fn" key on a Dell toggles the multimedia keys on and off. On some models, you must press "Fn" to activate these multimedia keys, but the ...

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