The F1-F12 keys at the top of your Mac keyboard can adjust brightness, control music, and launch system views in a single tap. They can also act as traditional function keys (F1 sends 'F1') for apps ...

Enable F1 through F12 as standard keys or use them for quick system controls Reviewed by Jessica Kormos The F1-F12 keys at the top of your Mac keyboard can adjust brightness, control music, and launch ...

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 that ...

Function (Fn) keys – F1, F2, F3, etc., come in handy for those who are in dire need of shortcuts on their keyboards. Laptops are usually equipped with such keys but desktop keyboards, especially the ...

Almost every computer keyboard has a row of function keys at the top, but it seems like almost nobody knows what they do. They’re incredibly handy, however, and can be an invaluable part of your daily ...