Apple releases 21.5-inch iMac Display Brightness Update

Apple has released a small update for Mid 2010 iMacs, which addresses problems where the 21.5-inch iMac model would change display brightness temporarily after waking from sleep.

Apple has released a small update for Mid 2010 iMacs, which addresses problems where the 21.5-inch iMac model would change display brightness temporarily after waking from sleep.

The update is 378KB and installs a new version of the "AppleBacklight" kernel extension. It is available via Software Update for applicable systems, and can also be downloaded from this Apple Support webpage.

The update requires OS X 10.6.4, and should require a restart when applied.



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