Updating firmware on macbookpro
Apple today released Mac Book Pro Flash Storage Firmware Update 1.0 for the 2015 Mac Book Pro, which fixes a storage firmware issue that could cause data corruption in rare cases.
Apple recommends that all customers who have a mid-2015 Mac Book Pro download and install the update.
I’ve tried that from an OS X I installed on an external USB drive with no success. Isn’t that the root of the external USB hard drive file system?
I’m not responsible for anything that may happen if you continue reading and apply the next paragraph. I knew there were macbook specifc live cds (with grub-efi) out there from the alpha releases but I couldn’t find them on the beta download page.
), but it was quite annoying to know that something was kaputt.
Well, and after a long weekend searching and trying different solutions (even bless), a friend of mine who knows a lot about Apple stuff mentioned the undocumented Hey there, I just wanted to let you know that I was able to recover thanks to your post from the same issue that you described.
I guess I need to ask someone at Apple which one would be safe for me, but I thought I’d post the question here, in case anyone moseying through saw & knew the answer. You could even try and extract your own firmware and flash that, as I think that’s only a backup location for the firmware (but i’m not 100%) so it shouldn’t be broken. Good luck I’ve just been doing a little research, and by going to “About This Mac” I’ve seen that the last installed EFI Firmware was indeed the package shown there for the 5,3, so I reckon I should be good to install that one. Hey pubmem, I just want to thank you for your post.
Cheers again for this article — I’ll let you know how I get on (once my courage has picked up enough to to start ‘fixing and improving’ things again! I was affected by this too and went to the apple store today where they suggested to replace the mainboard for 400€.
i doesn’t actually do an upgrade every reboot just the message.