I’m sorry, it’s hard for me to translate from English. Does this topic contain a command that will write an entry to uefi for my first system? Cannot boot into Qubes 4.1 - what has changed in 4.1 boot routine (UEFI)?
efibootmgr -v -c -u -L QubesOS -l /EFI/qubes/grubx64.efi -d /dev/sda -p 1