Debian-based distribution does not install the EFI boot file in the right location, but it is easy to fix
This is the procedure for Debian, adapt for Ubuntu
Exit the shell
Shell>
exit
Navigate in the menu of the EFI boot manager
- Boot Maintenance Manager
- Boot from file
- <NO VOLUME LABEL ... GPT ...>
- <EFI>
- <debian>
- <grubx64.efi>
Now GRUB appears and the system boots
- Login as root and type the following commands to fix the EFI boot issue
Code:
mkdir -p /boot/efi/EFI/BOOT/
cp /boot/efi/EFI/debian/grubx64.efi /boot/efi/EFI/BOOT/bootx64.efi
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