missing entry line in EFI for Grub
sudo manjaro-chroot -a ( type 1 if only one line 0 )
efibootmgr -c -d /dev/nvme0n1 -p 1 -L "Manjaro" -l "\EFI\Manjaro\grubx64.efi"
efibootmgr -v
exit ( for end chroot )
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