
Apple MacBook EFI Firmware Update 1.2 for Mac OS X 10.5.2 or later
This update fixes several issues to improve the stability of MacBook computers.
After the firmware is successfully applied to your Mac, your Boot ROM Version will be:
MB31.008E.B02
You can confirm the version of the BootROM installed on your computer using System Profiler.
To complete the firmware update process, please follow the instructions in the updater application (/Applications/Utilities/MacBook EFI Firmware Update.app).
The updater will launch automatically when the Installer closes.