On system update, Grub throws an error regarding EFI

[Wollie]

@Aragorn

Indeed. Something like sync-grub would have been more indicative of what it does.

There was already a poll about this subject in 2023:

Install-grub: a new way to keep your EFI/MBR in-sync with grub package

Some might not know that when updating the grub package you’re actually only update GRUB partly. This also creates some issues with your system if an older grub got installed but doesn’t match configurations and scripts. This script fixes most of our installation cases. If you have a fancy partition layout or some extra stuff ongoing, it may fail as explained here: Re: [Regression] efi: Don't display a uefi-firmware entry if it's not su You can now install the package install-grub. It comes wit…