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
QWERTY for computer keyboards, too. Czech QWERTY layout differs from QWERTZ in that the characters (e.g. @$& and others) missing from the Czech keyboard are accessible with AltGr on the same keys where they are located on an American keyboard. In Czech QWERTZ keyboard the position of these characters accessed through AltGr differs. Both the Danish and Norwegian keyboards include dedicated keys for the letters Å/å, Æ/æ and Ø/ø, but the placement is a little different, as the and keys are swapped on the Norwegian layout. (The Finnish–Swedish keyboard is also largely similar to the Norwegian layout, but the and are