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.

A new viral TikTok video explaining the purpose behind the fn key (function button) on Mac is blowing people's minds.

If F1, F2, F3, etc, Function (Fn) keys stop working in Windows 11/10 here are some troubleshooting steps that will help you fix the problem on your Dell, HP, Lenovo, Toshiba, etc. computers.

Several users have reported an issue in which their function keys not working properly on their laptop computers. With relatively new computers, users have had various warning beeps or complete ...

Function Keys to Operate a Monitor & LCD Projector. When using a projector to present information to colleagues and clients, there are times when you may not want your desktop projected for ...

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

I know that when I'm in Dreamweaver, Flash, or Fireworks, the F12 key will bring up a browser preview of whatever I'm working on. How about you - are you a function keys fanatic?

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 keyboard operation can be changed on the Dell PC so ...

Can't change screen brightness? If the Function key for Brightness is not working in Windows 11/10, the problem may be with drivers. This post will help you fix the issue.

You do sacrifice function keys, though, which can make certain more-niche commands a little harder to access in some applications and games.