The iMac Graphic Firmware Update 2.0 fixes an issue that in rare cases may cause an iMac to hang during startup or waking from sleep.Do not shut off the power on your iMac during this update. Loss of power could result in your iMac failing to start up.
Requirements: · iMac
What`s New in This Release: [ read full changelog ] · Fixes an issue that in rare cases may cause an iMac to hang during startup or waking from sleep.
