Today Apple sends out EFI Firmware Update 2.1 to MacBook Air in order to bring improvements and fix some issues on the latest models of MacBook Air. This updates fixes the issues related to recovery of Mac OS X Lion over internet and makes MacBook Air compatible for the upcoming Thunderbolt display.
This update includes fixes that enhance the stability of Lion Recovery from an Internet connection, and resolve issues with Apple Thunderbolt Display compatibility and Thunderbolt Target Disk Mode performance on MacBook Air (mid 2011) models.
For more information about Lion Recovery, please visithttp://www.apple.com/macosx/recovery/.
The MacBook Air EFI Update will update the EFI firmware on your notebook computer. Your computer’s power cord must be connected and plugged into a working power source. When your MacBookAir restarts, a gray screen will appear with a status bar to indicate the progress of the update. It will take several minutes for the update to complete. Do not disturb or shut off the power on your MacBookAir during this update.
Apple Thunderbolt Displays were announced in June and they are to be shipped within 60 days of their announcement. So, this minor updates also confirms the plan of Cupertino Headquarter that the Thunderbolt displays are around the corner.
EFI firmware update 2.1 is about 4MB in size and it requires Mac OS X Lion 10.7 installed on MacBook Air. Just run Updater on your Air Machine to download and install this minor update.