Apple has released a slew of SMC Firmware Updates for all of its MacBook computers. The updates are for all MacBook models between mid-2012 and mid-2013, including the MacBook Air, MacBook Pro, and MacBook Pro with Retina display and fixes significant battery issues many users were experiencing.
MacBook Pro's SMC Firmware Update 1.8
This update is recommended for MacBook Pro (mid 2012) models.
This update addresses rare issues where the battery unexpectedly stops functioning or the system hangs when the battery charge reaches less than one percent.
MacBook Pro Retina SMC Update 1.2
This update is recommended for 13-inch MacBook Pro with Retina displa
