Other for Apple iMac (27-inch, Late 2009)

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iMacSMCUpdate.dmg 384.96KB

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27-inch iMac Display Firmware Update 1.0

About 27-inch iMac Display Firmware Update 1.0

Updates the display firmware on 27-inch iMac systems to address issues that may cause intermittent display flickering.

 

The 27-inch iMac Display Update will update the display firmware on your iMac. Do not disturb or shut off the power on your iMac during this update.

 

For detailed information about this update, please visit this website: http://support.apple.com/kb/TS3207.