Ultrathin, ultraportable, and ultra unlike anything else. But you don¡¯t lose inches and pounds overnight. It¡¯s the result of rethinking conventions. Of multiple wireless innovations. And of breakthrough design. With MacBook Air, mobile computing suddenly has a new standard.

Learn more about MacBook Air.

What¡¯s New in this Version
The SMC Update fine tunes the speed and operation of the internal fan.

This update is recommended for all MacBook Air systems. The updater application will be installed in the /Applications/Utilities folder. Please follow the instructions in the updater application to complete the process.