Apple released a software update for the MacBook Air notebook release in 2011. Firmware EFI Firmware Update 2.9 fixes a bug related to the system resumes from Sleep mode.
Firmware update for the MacBook Air, released in mid-2011, eliminates crashes, which resulted in a computer for a long time can not be turned after the user opens the lid of the laptop. In rare cases, the laptop fan starts to operate at full capacity.
Description Firmware for MacBook Air:
"The update is recommended for installation on models of MacBook Air 2011 model year. The firmware improved the reliability of the system when exiting Sleep mode: in some cases the awakening could take longer than usual. Sometimes the computer exits leads to the fact that the laptop's fan running at full capacity. "
In a statement, Apple said that the update improves the stability of the laptop and is recommended for all users to download MacBook Air. Install new firmware, you can use Software Update function from the main menu OS X.
Previously, Apple has released another software update for the MacBook Air, which fixes a problem that occurs in the subsystem with the battery. In practice, this led to the fact that laptops are quickly discharged in standby mode.