Apple MacBook Air SMC Update 1.2

Apple MacBook Air SMC Update 1.2 offers users a useful update which adds compatibility for the latest service replacement batteries.

SMC Firmware Updates refer to the System Management Controller (SMC) firmware update for Intel-based computers. The SMC is a micro-controller on the logic board that controls the power functions for your computer. The SMC controls various functions, including:
Power and thermal management, the Sleep LED, and battery.
Controlling the fans, supporting Sudden Motion Sensor, ALS, and the power switch.

To complete the firmware update process, please follow the instructions in the updater application (/Application/Utilities/MacBook Air SMC Firmware Update.app). The updater will launch automatically when the installer closes.
Boot ROM or SMC Version Information:

• After this update has successfully completed, your SMC Version will be: 1.23f20
• After this update has successfully completed, your SMC Version will be: 1.34f8