Grub Setup for dual Ubuntu under EFI
I found https://wiki.ubuntu.com/SecurityTeam/SecureBoot.
Reinstalling grub with the --uefi-secure-boot option fixed the problem for me.
sudo grub-install --uefi-secure-boot
Grub Setup for dual Ubuntu under EFI
I found https://wiki.ubuntu.com/SecurityTeam/SecureBoot.
Reinstalling grub with the --uefi-secure-boot option fixed the problem for me.
sudo grub-install --uefi-secure-boot