MacBook Firmware Updates Address Pro, Retina, Air Battery Issue
If you have a recent model, then it’s probably time to update your MacBook firmware. Apple has posted System Management Controller (SMC Firmware) updates for most recent MacBook Pro, MacBook Pro Retina and MacBook Air models that address an issue which can result in a dead battery or hung system.
• MacBook Pro SMC Firmware Update 1.8 (download)
— This update addresses rare issues where battery unexpectedly stops functioning or the system hangs when the battery charge reaches less than 1 percent
— This update is recommended for MacBook Pro (mid 2012) models
• MacBook Pro Retina SMC Update v1.1 (download)
— Resolves a rare issue where users may experience slow frame rates when playing graphics-intensive games on the 15-inch MacBook Pro with Retina Display
— Bug fixes for Power Nap, wake from sleep and fan control
• MacBook Air SMC Update v1.9 (download)
— This update addresses rare issues where the battery unexpectedly stops functioning, the system does not recognize the battery, or the system hangs when battery charge reaches less than 1 percent
— This update is recommended for MacBook Air (mid 2012 and mid 2013) models
If you have never applied a MacBook firmware update, by all means check out Apple’s EFI and SMC firmware updates for Intel-based Macs.
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