MacBook Pro 15" Touch Bar 2018 820-01041 X1190

Discussion in 'BIOS/UEFI' started by technical, Aug 20, 2018.

MacBook Pro 15" Touch Bar 2018 820-01041 X1190 3.5 5 2votes
3.5/5, 2 votes

  1. technical

    technical Moderator Staff Member

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    yes, Unavailable
     
  2. Ptelemoveis

    Ptelemoveis Well-Known Member

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    boardview and shematic?
     
  3. technical

    technical Moderator Staff Member

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    current Unavailable
     
  4. urani

    urani Well-Known Member

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  5. LaptopOujda

    LaptopOujda New Member

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    Boardview and schematic it look like this web has .
     
  6. technical

    technical Moderator Staff Member

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  7. urani

    urani Well-Known Member

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    I have read SPI BIN file 4MB for model A1990, but not see any serial inside!
     

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  8. technical

    technical Moderator Staff Member

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    Please buy one VIP and get support
    Account Upgrades
     
  9. urani

    urani Well-Known Member

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    Attached Files:

  10. technical

    technical Moderator Staff Member

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    but now acc is expired
     
  11. technical

    technical Moderator Staff Member

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    and file you send not for BIOS, model this bios in chip Apple T2. can not read
     
  12. urani

    urani Well-Known Member

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    I know it is not T2, but is SPI where the serial is stored, MX25U3235F 1.8V @USON8
     
  13. technical

    technical Moderator Staff Member

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    it only for serial multi IO flash memory.

    It is not the system BIOS
     
  14. urani

    urani Well-Known Member

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    so its mean serial stored inside T2 chip?
     
  15. technical

    technical Moderator Staff Member

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    yes, you want change serial ?
     
  16. urani

    urani Well-Known Member

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    yes trying to change serial, I have EFI pass, but when booting via internet recovery mode, system disabled. can not get to disable security boot
     
  17. technical

    technical Moderator Staff Member

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    password and serial not not related to each other.
    current no solution for Apple T2
     
  18. urani

    urani Well-Known Member

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    I know, do u have info where is stored serial for Model A1990?
     
  19. chipmunk

    chipmunk Well-Known Member

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    Encoded in Flash.
     
  20. KPK LAPTOPS

    KPK LAPTOPS New Member

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    My macbook A1990 with t2 chip have user password. I reinstall the mujave 10.14.. The process didn't comlete.. Now its not boot again.. It's stuck on thr recovery logo to download form the internet.. And no boot from flash drive.. I want to enable the external boot and select the no Security from the security utilities.. How to go to the security utilities.
     
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