Capping off a busy day of software updates, Apple released EFI Firmware and SMC updates for many of its recent laptop models Wednesday. Firmware updates for mid 2012 MacBook Pros, MacBook Airs, and Retina MacBook Pros, and an SMC update for Late 2010 MacBook Airs promise fixes for some frustrating bugs and bring Apple’s useful Power Nap feature to the Late 2010 Air.
MacBook Pro Retina EFI Update v1.0
This update is recommended for MacBook Pro with Retina display (mid 2012) models.
This update resolves an issue which can cause the system to hang during heavy processor loads, and resolves an issue where NetBoot does not function properly when using an Ethernet adapter.
MacBook Air EFI Firmware Update v2.5
This update is recommended for MacBook Air (mid 2012) models. This update fixes an issue where Turbo Boost does not activate when using Boot Camp, and resolves an issue where NetBoot does not function properly when using an Ethernet adapter.
MacBook Pro EFI Firmware Update v2.9
This update is recommended for MacBook Pro (mid 2012) models. This update resolves an issue which can cause the system to hang during heavy processor loads.
This update enables Power Nap support on MacBook Air (Late 2010) computers and is recommended for all users running OS X v10.8.2 or later.
All updates are available now via Software Update or via direct download from the corresponding links above.