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Apple Releases Firmware Update for 27″ iMac Graphics Bug

Following up on reports of graphical errors with its best-selling 27″ iMac model, Apple recently released a firmware update to help resolve the issue. The update, a 683 kilobyte download, updates the graphics firmware on ATI Radeon HD 4670 and 4850 graphics cards to address issues that may cause image corruption or display flickering. The […]

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iMac Software

iMac EFI Firmware Update 1.4 Released for iMacs with ATI Radeon HD 4850 Card

Over the weekend, Apple released its iMac EFI Firmware Update 1.4 patch for iMac desktops equipped with ATI’s Radeon HD 4850 graphics card. The update, a 1.7 megabyte download (also available via Mac OS X’s Software Update feature) fixes intermittent system freeze issues and fixes wake-from-sleep issues in Boot Camp. To run the firmware update […]