Think you know your keyboard? Think again. Unlock the secret power of your function keys with these 12 clever laptop hacks and shortcuts.

F1 is best known on Windows and Mac for being the keyboard shortcut that opens the Help document or window related to the active app. However, in Microsoft Excel, it is also a shortcut to other ...

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 ...