About MacBook Air and MacBook Pro Update 1.0

Learn more about MacBook Air and MacBook Pro Update 1.0.

This article has been archived and is no longer updated by Apple.

This update fixes an issue that can lead to increased CPU power consumption, and it improves compatibility with some USB devices. 

To install the update, choose Software Update from the Apple () menu. Choose the update and click Install.

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This update is recommended for all Mac notebooks introduced since June, 2012.

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