root@kyo:/# grub-install --bootloader-id debian 2
Installing for x86_64-efi platform.
Installation finished. No error reported.
root@kyo:/# update-grub
Generating grub configuration file ...
Found background image: /usr/share/images/desktop-base/desktop-grub.png
Linux イメージを見つけました: /boot/vmlinuz-4.19.0-18-amd64
Found initrd image: /boot/initrd.img-4.19.0-18-amd64
Linux イメージを見つけました: /boot/vmlinuz-4.19.0-17-amd64
Found initrd image: /boot/initrd.img-4.19.0-17-amd64
Adding boot menu entry for EFI firmware configuration
完了
root@kyo:/# exit