Apple Wireless Keyboard the initial release. The new model now uses only two AA batteries instead of three originally. Additionally, Mac OS X 10.5.8 is now the minimum OS over the original Mac OS X 10.4.10. This model of keyboard became standard with new generation of iMacs introduced on the same day. On July 20, 2011, following the release of Mac OS X 10.7/OS X Lion, Apple updated the keyboard slightly, updating the label on the Exposé key to Mission Control and changing the Dashboard key to a Launchpad key. Keyboard layouts with a rectangular Enter key are available in American English and
Dvorak Simplified Keyboard could create keyboard layouts, icons, and other useful items. A few years later, a third-party developer offered a utility program called MacKeymeleon, which put a menu on the menu bar that allowed on-the-fly switching of keyboard layouts. Eventually, Apple Macintosh engineers built the functionality of this utility into the standard system software, along with a few layouts: QWERTY, Dvorak, French (AZERTY), and other foreign-language layouts. Since about 1998, beginning with Mac OS 8.6, Apple has included the Dvorak layout. It can be activated with the Keyboard Control Panel and selecting "Dvorak". The setting is applied once the Control Panel is