The Option key on a Mac is a modifier key that is used to change the functions of menus and keyboard shortcuts. Use Option ...

When using a Mac keyboard on Windows, the Command key serves as the Windows key. If you switched from a Mac to a Windows PC, you can use the Ctrl key to perform many Command key functions.

The Command key is sometimes used like the Control key in Windows; for example, Command-P and Control-P print a document. However, the Mac's Option key is also used for Windows Control key functions.

A shaky rumor claims that Apple is prototyping a new Magic Mouse design for the Mac that's more ergonomic — but which users ...

Control is used to edit Mac and Unix command lines; for example, Ctrl-L clears the screen. See Command key. The Control key is widely used in many applications and its placement on the keyboard is ...