Recent changes in `grub` added a new command option and changed the way the command is invoked. Depending on your system hardware and setup this could cause an unbootable system due to incompatibilities between the installed bootloader and configuration. After a `grub` package update it is advised to run both, installation and regeneration of configuration: grub-install ... grub-mkconfig -o /boot/grub/grub.cfg For more specific information on `grub-install`, please refer to the wiki: [GRUB - ArchWiki](https://wiki.archlinux.org/title/GRUB#Installation) URL: https://archlinux.org/news/grub-bootloader-upgrade-and-configuration-incompa...