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New EFI firmware updates for the 13" Retina MacBook Pro and Late 2012 iMacs have been released by Apple today. Because two of the three main hardware fixes are rather important, this should be considered a critical update.
(Late 2012) 13in MacBook Pro Retina EFI Update v1.1:
About MacBook Pro Retina EFI Update v1.1
(Late 2012) iMac EFI Update 2.0:
About iMac EFI Update 2.0
WiFi Update 1.0 for Late-2012 Macs (w/10.8.2 Build 12C2034):
About Mac Wi-Fi Update 1.0
Important information regarding the Wi-Fi Update: The Nov 29th re-release of the 10.8.2 Update for Late-2012 Macs was build 12C3104. The original release (posted Oct. 24th, later pulled) of that update was build 12C2034.
Make sure you are currently at Mountain Lion 10.8.2 Build 12C3104 before applying the Wi-Fi Update.
As with the 10.8.2 OS update and previous EFI updates, it is recommended that immediately following a successful firmware update that you also reset the SMC.
Resetting the SMC:
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Edited by TheTias#1192 on 12/18/2012 10:05 AM PST
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