Apple of its MacBook computers, addressing a bug that affected the battery and system malfunction.
MacBook Pro SMC Firmware Update 1.8 is recommended for MacBook Pro (Mid 2012) models. MacBook Pro Retina SMC Update v1.2 is for MacBook Pro 13-inch laptops with Retina display (Late 2012 models), and MacBook Pro 15-inch laptops with Retina display (Mid 2012 models).
Finally, the MacBook Air SMC Update v1.9 is for MacBook Air (mid 2012 and mid 2013 models). All updates contain fixes for the same set of bugs.
MacBook Pro and MacBook Air users should apply the updates to OS X 10.6.8, OS X 10.7.5, or OS X 10.8.2 (or later).
MacBook Pro Retina users will need to have OS X 10.7.5 or OS X 10.8.2 (or later) for their respective update.
Download MacBook Pro SMC Firmware Update (Free)
Download MacBook Pro Retina SMC Update (Free)
Download MacBook Air SMC Update (Free)
