2009 Mac Pro Firmware Upgrade Utility

Discussion in 'Mac Pro' started by weaverra, Nov 11, 2014.

  1. weaverra macrumors regular

    Joined:
    Sep 27, 2006
    #1
    Has anyone tried this with Yosemite installed yet?
     
  2. h9826790 macrumors 604

    h9826790

    Joined:
    Apr 3, 2014
    Location:
    Hong Kong
    #2
    I did that with Mavericks. However, that shouldn't be any problem (that tool is not develop for Mavericks as well). The flash utility require a cold start, and flash the Mac Pro before it load the OSX, that process should be independent to the OSX version.
     

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