Apple Releases Firmware Update to Address Screen Flickering on 27-Inch iMacs
Apple today released 27-inch iMac Graphics Firmware Update 1.0, addressing recent complaints of screen flickering on the company's newest iMac models.
About 27-inch iMac Graphics Firmware Update 1.0
Updates the graphics firmware on ATI Radeon HD 4670 and 4850 graphics cards to address issues that may cause image corruption or display flickering.
Installation instructions for the firmware update, which weighs in at 683 KB and requires Mac OS X 10.6.2, are available in the associated support document for the release.
Apple's new 27-inch iMac models have been plagued with reports of issues since their launch beginning in late October. Early reports of Flash performance issues were fixed with the release of Mac OS X 10.6.2, but more recent reports have revealed machines being delivered in a non-functional state or with cracked screens.
Popular Stories
Apple's next major iMac upgrade will be an OLED panel, according to ZDNet Korea, though it won't arrive until 2029 or 2030.
Apple has apparently asked Samsung Display, LG Display, and other suppliers to produce 24-inch OLED panel samples on their mass-production lines, targeting 600 nits of brightness and around 218 pixels-per-inch (PPI). The current iMac's 24-inch LCD offers 500 nits at the ...
Apple is planning a major upgrade to the iMac in 2029, adopting an OLED panel for the first time, according to ZDNet Korea.
Apple has apparently asked Samsung Display, LG Display, and other suppliers to produce 24-inch OLED panel samples on their mass-production lines, targeting 600 nits of brightness and around 218 pixels-per-inch (PPI). The current iMac's 24-inch LCD offers 500 nits at the ...
Apple is expected to unveil iOS 27 during its WWDC 2026 keynote on June 8, and there are already many rumored features and changes for iPhones.
The first developer beta of iOS 27 will likely be available immediately following the keynote, and a public beta typically follows in July. Following beta testing, the software update should be released to all users with a compatible iPhone in...
