iMac EFI Firmware Update Icon

iMac EFI Firmware Update

For iMacs with ATI Radeon HD 4850 graphics.

iMac EFI Firmware UpdateOverview

This update fixes intermittent system freeze issues for iMac computers with ATI Radeon HD 4850 graphics and fixes wake-from-sleep issues in Boot Camp.

To complete the firmware update Process, please follow the instructions in the updater application (/Applications/Utilities/iMac EFI Firmware Update.app). The updater will launch automatically when the Installer closes.

After the firmware is successfully applied to your Mac, your Boot ROM Version will be:
 IM91.008D.B08

NEW

Fixed some bugs.

iMac EFI Firmware UpdateInformation

Version
1.4
Date
03.23.10
License
Language
English
File Size
1.7MB
Developer
Category
Operating Systems
Mac OS X
System Requirements
No additional system requirements.
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