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berlin

  1. M

    MP 1,1-5,1 Mac Pro EFI Chip flashing experts out there?

    Hey, i figured out in another thread, that my mac pro 4.1(patched to 5.1) has a EFI based booting problem. Now my hope is to get it back working with an older OS X el capitan version as a boot stick, original cpu etc. and a corresponding flashed EFI Chip ( seen in this thread ). I also saw...
    • Morris_Morris
    • Thread
    • 4.1 berlin efi replace/remove flashing efi
    • Replies: 2
    • Forum: Mac Pro
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