Questions? Comments? Have a fix? Post them below or e-mail us!īe sure to check us out on Twitter and the CNET Mac forums. During the installation process your system should reboot at least once, but might reboot multiple times if needed, so let it run its course and do not stop it by pressing and holding the power button.Īs always, be sure to fully back up your system before applying this or any other update. Be sure your system is plugged into a reliable power supply (do not rely on its battery, especially during a firmware update in which the power source controls might be altered), and then wait for the update to finish completely. Once it's downloaded, run the installer and follow the onscreen instructions to apply it. To install this update, you can download the updater through Software Update in the Apple menu (the preferred option), or you can download the standalone installer from the MacBook Pro EFI Firmware Update 2.8 Web page. This fix is only applicable to the 2008 model. The updates were for Mac Mini, MacBook Air, iMac, and MacBook Pro systems.Īfter releasing these updates, Apple has issued another update for the MacBook Pro (version 2.7 was released on Saturday this is version 2.8), which addresses a problem in which 15-inch models from late 2008 developed flickering displays. Questions? Comments? Have a fix? Post them below or e-mail us!īe sure to check us out on Twitter and the CNET Mac forums.Last Saturday Apple released a number of EFI firmware updates for various Mac models, which addressed problems with NetBoot features, the use of HD displays for protected HD content, and boot drive selection when external drives are plugged into the systems. These versions can be found in the System Information utility in OS X Lion.Īs always, be sure to fully back up your system before applying an update, and be sure to follow the installer's onscreen instructions to ensure that the update gets installed properly. The boot ROM or SMC versions of systems after the update is applied will be MBP81.0047.27 for the MacBook Pro, IM121.0047.1F for the iMac, MBA41.0077.0F for the MacBook Air, and MM51.0077.10 for the Mac Mini. MacBook Pro EFI Firmware Update 2.7 (4.24MB) MacBook Air EFI Firmware Update 2.4 (4.06MB) You can obtain the update via the Software. The update is for MacBook Pros running Mac OS X 10.5.8 or later - IF they're running the latest or last updated versions of their respective operating systems. This shows the CPU upgrade of my Early 2008 Mac Pro from a dual 2.8GHz quad. Mac Mini EFI Firmware Update 1.6 (4.08MB) Apple has released MacBook Pro EFI Firmware Update 2.8, which addresses a display flickering issue on the late 2008 15-inch MacBook Pro. Click Shut Down in the Mac Pro EFI Firmware Update window and wait for your. The updates should be available via Software Update for iMac, Mac Mini, MacBook Pro, and MacBook Air systems released in early to mid-2011, but you can also download them from the following locations on the Apple Support Web site: At every opportunity, Apple touts the security advantages of controlling both software and hardware: its why the It just works slogan has become. The updates also fix a problem with the selection of the boot drive when a USB drive is plugged into the system. The updates, which require OS X 10.7.3 or later to install, address problems with NetBoot features, and fix problems with HDCP authentication after rebooting (which may prevent HD content from being displayed on certain monitors). Apple has released new firmware updates for a number of its early- and mid-2011 Mac systems.
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