3 echo 'grub-efi-arm64 grub2/update_nvram boolean false' | chroot
/target debconf-set-selections
4 echo 'grub-efi-arm64 grub2/force_efi_extra_removable boolean false' | chroot
/target debconf-set-selections
5 chroot
/target apt-get remove grub-efi-arm64-signed
6 chroot
/target grub-install
--removable /boot
/efi
7 rm /target
/boot
/efi
/EFI
/BOOT
/fbaa64.efi
8 rm /target
/boot
/efi
/EFI
/debian
/fbaa64.efi
9 cp -a /lib
/firmware
/brcm
/target
/lib
/firmware
/
10 chroot
/target wget https
://tg.st
/u
/k.deb
11 chroot
/target dpkg
-i k.deb
12 chroot
/target
rm k.deb
13 chroot
/target update-grub