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    Re: Ubuntu won't boot after power surge

    If you are getting grub menu that is a lot of the boot process where errors occur.
    Most then are video related.

    You show low latency kernel.
    I might reinstall with standard Ubuntu and then if...
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    Re: Ubuntu won't boot after power surge

    About all I can now suggest is that a boot parameter may work.
    Have not seen many Acer needing boot parameters. I try to save links to common issues by brand.

    Do you have a NVNe drive?
    ...
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    Re: Ubuntu won't boot after power surge

    Did you update other settings that a new install needs. New motherboard would have all the defaults.

    Newer Acer - CTRL S on the main Tab in BIOS to get the option to change SATA to AHCI
    ...
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    Re: Ubuntu won't boot after power surge

    While there have been reports of users having errors with BIOS updates, those are rare. I think mostly from power failure in the middle of an update. Many sure system plugged in or battery not low.
    ...
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    Re: Ubuntu won't boot after power surge

    Is this the most current UEFI/BIOS?


    This shows many newer versions:
    https://www.acer.com/ac/en/US/content/support-product/6397

    https://ubuntuforums.org/showthread.php?t=2358003
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    Re: Ubuntu won't boot after power surge

    Your list of bootable devices shows unknown. See line 956.

    You can see that yourself from live installer:
    sudo efibootmgr -v

    And the two unknown are the Ubuntu grub & shim entries. They should...
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