UEFI
UEFI or bios mode ?
Did my system boot in EFI mode ?
ls /sys/firmware/efi/
UEFI boot entries
Show efi settings:
efibootmgr
Add boot entry
Grub:
efibootmgr -c -d /dev/nvme0n1 -p 1 -L Manjaro-manual -l '\EFI\Manjaro\grubx64.efi'
Systemd-boot:
efibootmgr -c -d /dev/nvme0n1 -p 1 -L Manjaro-manual -l '\EFI\systemd\systemd-bootx64.efi'
Migrate existing system from Bios to UEFI
UEFI secure boot
Does my system booted with EFI secure boot ?
mokutil --sb-state