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#MAC PRO EFI FIRMWARE UPDATE USB THUMB DRIVE UPDATE#
#MAC PRO EFI FIRMWARE UPDATE USB THUMB DRIVE PRO#

#MAC PRO EFI FIRMWARE UPDATE USB THUMB DRIVE UPDATE#

Note that you can only use this to restore the firmware after an interrupted or failed update - not if the update was installed successfully.ĭevices not recognized If you are having issues with devices not being recognized after applying the firmware update, try simply disconnecting the device (from the system and power) then re-connecting it. Downgrading firmware If you experience a failed update and cannot resurrect your system, try this downloadable firmware restoration disc image. One more thing to try: Some readers have reported that simply deleting the firmware updater and re-downloading it from the original source results in successful application. You may want to launch NetInfo Manager again and re-disable the root user account (again, via the "Security" menu) when finished due to security considerations. Once completed, logout of the root user account and back into your normal account. Once logged into the root account, re-attempt running the firmware update. At the login prompt, select "Other." then enter "root" as the user name and the password you set for the account. In the "Security" menu, select "Enable root user," after which you should be prompted for your administrator password.Īfter enabling the root account, logout of your current account.Launch NetInfo Manager, located in /Applications/Utilities folder.Make sure you are logged in as an administrator.To enable the root account, use the following process: If you still cannot apply the update, try logging in as the root user and re-applying.

#MAC PRO EFI FIRMWARE UPDATE USB THUMB DRIVE PRO#

With the computer completely off, press and hold the power button on your Mac Pro until the power indicator light flashes repeatedly, then release the power button the update should begin.Click Shut Down in the Mac Pro EFI Firmware Update 1.1 window and wait for your computer to fully shut down - even waiting a few minutes to make sure.Launch the Mac Pro EFI Firmware 1.1 updater application, located in Applications/Utilities after download and installation.

Quit all open applications (other than the Finder).

Problems applying The first key to making sure that this firmware update takes properly is to follow these instructions - a modified version of what Apple recommends - to the letter:

According to Apple, this EFI Firmware Update fixes several Boot Camp and start up issues on Mac Pro computers.