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Why does Thunderbolt Firmware Update 1.2 keep appearing

I have tried to install it many different ways, external monitor disconnected, in safe mode, etc. Seems to install, but then App Store says it still needs to be done.


MacBook Pro, 13 inch Early 2011, OS X 10.8.4

MacBook Pro, OS X Mountain Lion (10.8.4)

Posted on Jun 26, 2013 9:45 AM

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9 replies

Jul 1, 2013 5:30 PM in response to Barney-15E

Barney, thanks.


There is a progress bar which says "Instaling Sofware Update" after I click on 'Restart', but there is no long tone. I just tried this (again) both with and without the external display which is connected with the Thunderbolt port.


Meant to add that the problem still exists and that the laptop is plugged in and the status bar shows Power Source: Power Adapter.

Jul 1, 2013 5:43 PM in response to jdbartram

I can't remember that update (if I had it), but what you describe sounds like normal updates that must be installed after restart, not a firmware update.


Now, it may be that the Thunderbolt firmware doesn't have that same behavior.


When that is done installing. Shut down, then press the power button to turn it on. Don't hold it down, just press and release. See if you get a gray screen with progress bar.

Apr 1, 2015 2:57 AM in response to jdbartram

I had a similar problem: The "Thunderbolt display firmware update 1.2" kept reappearing in AppStore, even though the uppdate seemed successful.


According to Apple[1] the update was successful when the the Firmware Version is 26.2 and the Port Micro Firmware Version is 2.0.7 (visible in About this Mac -> SystemReport).


Above versions were correct in my case, but the update still kept appering in AppStore... (probably I did download and install the update manually after the first failure, but I don't remember ...)


To get rid of the annoying update in AppStore I used the softwareupdate command[2] on the commandline:


softwareupdate --ignore TBdisplayFWUpdate1.2



[1]: https://support.apple.com/en-us/HT204450

[2]: https://developer.apple.com/library/mac/documentation/Darwin/Reference/ManPages/ man8/softwareupdate.8.html

Why does Thunderbolt Firmware Update 1.2 keep appearing

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