Each key performs a unique function to control your Mac. 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 ...

New and updated Apple Knowledge Base articles include: 106464: Mac OS X: Troubleshooting a Startup Issue is an updated version of this article that provides steps to follow if your computer ...

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. Located across the top of the keyboard, labeled ...