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I need a firmware dump for A1418 M/B 820-3588-a anybody help me?

If your system is running you can check your firmware and update it following this Apple TN: EFI and SMC firmware updates for Intel-based Macs. If your firmware is damaged you will need to replace the EFI EEPROM chip after you have burn’t it with a fresh image. If you bring your system in to an Apple Store they maybe able to fix it for you under extended warranty. If you bring it into an authorized services system they will only replace the logic board and not under warranty.

Salut les amis est ce que quelqu’un pourai me dire la manipulation a faire pour remettre le firmware dorigine de mon bios sur mon imac 21,5p fin 2012 1418 2544 svp jai commander mon programmeur ezp2010 merci Hi friends is that anyone could tell me the manipulation to do to restore the firmware of my bios on my imac 21,5p end of 2012 1418 2544 please I order my programmer ezp2010 thank you