iMac EFI Firmware Update 1.4
About iMac EFI Firmware Update 1.4
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
For detailed information on this update, please visit this website.
System Requirements
- Mac OS X 10.5.6 or later
Download Details
- Company:
- Apple Inc.
- Version:
- Post Date:
- May 2, 2009
- License:
- Update
- File Size:
- 1.7MB
- URL Type:
- Download
- Download ID:
- 24880
Apple is providing links to these applications as a courtesy, and makes no representations regarding the applications or any information related thereto. Any questions, complaints or claims regarding the applications must be directed to the appropriate software vendor.