ammoune78 Posted November 28, 2014 Share Posted November 28, 2014 Hi everyone! I would like to know if there's a possibility to re-flash my MacBook Pro EFI Firmware. I bought this used MBP and i need to flash the firmware because it does not work with the default firmware updater by apple in download section! ThanksĀ Link to comment Share on other sites More sharing options...
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