Apple products have been having a plethora of issues in the past one year. First poor HDD performance in their new Macbook Pros, then the iPhone 3GS overheating etc. Apple had recently launched new 21.5and 27iMacs during the month of October. The new iMacs featured Intel Core i5 and i7 based processors, DDR3 Memory, and a bigger screen size. The new iMacs were plagued with many problems like cracked screens apparently due to poor packaging issue and flickering on the screen.
Apple today released a new Firmware update meant only for the 27iMacs with either ATi HD4670 or HD4850. This firmware update reportedly fixes the flickering issue present in the 27iMacs. Users who had spent a fortune and ordered an iMac as a X-Mas gift for themselves were pretty disappointed when Apple postponed their delivery dates to after the holiday season. When a spokesperson from Apple was asked about the delay in the deliveries, he told The new iMac has been a huge hit and we are working hard to fulfill orders as quickly as possible. We apologize for any inconvenience or delay in delivery this may cause our customers,” instead of accepting the fact that Apple has been delaying the shipments of the new iMacs due to graphical glitches.
The update page states that Do not disturb or shut off the power on your iMac during this update. Loss of power could result in your iMac failing to start up.The firmware update weighs in at 683KB and is only for iMacs running OS X 10.6.2 or higher.The firmware update can be directly downloaded from Apple’s server from here.