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Ubuntu installation failure - Unable to install grub - Locked-NVram

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Talaat Etman's user avatar
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I'm trying to dual boot ubuntu 22.04 and win10 but it always boot up win10. If i press f9, i get to choose ubuntu so far nothing have worked for me

HP - escape + F9 for UEFI boot menu, F10 for UEFI/bios settings HP seems to be the only vendor that does not support boot order change with efibootmgr which grub uses to change order. Applies to most ...
oldfred's user avatar
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Default embedded modules in bootx64.efi, grubx64.efi and mmx64.efi

And, in fact, my reverse engineered answer was a bit off, because of the strings command that will only recognize strings larger than 4 characters. The build-efi-images in the Ubuntu/Debian source ...
Valentijn Sessink's user avatar
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After upgrade to 22.04 from 20.04 can not boot into Ubuntu

I just finished fighting a similar problem. 20.04 booted fine using UUIDs in the fstab however, after the upgrade to 22.04, I had to revert to /dev/sd* names. Everything was fine after that. When the ...
Mike's user avatar
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Default embedded modules in bootx64.efi, grubx64.efi and mmx64.efi

The list of included modules is gathered at compile time. However, I managed making a list of the grubx64 included modules in Ubuntu 22.04 by reverse engineering: strings /boot/efi/EFI/ubuntu/grubx64....
Valentijn Sessink's user avatar

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