Well short answer: Yes, updateing grub and not installing it afterwards to MBR/EFI may break your system: Can't boot LUKS encrypted install after 2023-03-31 stable update - #95 by philm
Well short answer: Yes, updateing grub and not installing it afterwards to MBR/EFI may break your system: Can't boot LUKS encrypted install after 2023-03-31 stable update - #95 by philm