Hopefully battery is now charging?On the network install. Reply to this email directly, view it on GitHub, or unsubscribe.You are receiving this because you were mentioned.Message ID: something went wrong. Tried booting from USB or hdd recovery (via option on startup) doesn't recognize the drives. Mensaje original -De: wulfhunter Fecha: 25/9/22 11:00 (GMT+01:00) Para: cdleon Cc: mnemos2000 Mention Asunto: Re: cdleon/macbook-pro-2011-defective-gpu-fix-v2.md commented on this gist.īoot from CD/dvd or external HDD and install system to new SSD Da Silva Pereira remac.es Enviado de Samsung Mobile Once you install all High Sierra updates, the EFI bootrom should be updated automatically if your battery is charged and the charger connected: the Mac will reproduce a long beep and show a gross loading bar. I hope that this helps and best regards from Spain, Alberto M. Short of doingĪ google or duckduckgo search to see what comes up for your model Mac portable.Hi there! Your system may need an EFI update to boot from APFS file system. Please boot up with your former macOS Plus file system drive and install the EFI Bootrom update that you can download here:, format the SSD and continue using macOS Plus file system so your Mac will be able to boot. Not sure what else to suggest nor do I have other links to similar issues. There are expert shops that do the re-flow kind of work, too. Had a history of graphic processor issues certain iMac models exhibited graphic issueĪnd in older model where the GPU was a separate component some re-heated the board The site (and others) may have information on what model MacBook Pro
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