easy way direct boot from UEFI menu example: efibootmgr -c -L "Windows 10" -l '\EFI\Microsoft\boot\bootmgfw.efi'
hard way a) apt install -t oracular-proposed grub-common grub-efi-amd64-bin grub-efi-amd64-signed grub-efi-amd64-unsigned grub-pc grub-pc-bin grub2-common b)or full update all packages from proposed. and back way from A: apt install grub-common=2.12-5ubuntu5 grub-efi-amd64-bin=2.12-5ubuntu5 grub-efi-amd64-signed=1.209+2.12-5ubuntu5 grub-efi-amd64-unsigned=2.12-5ubuntu5 grub-pc=2.12-5ubuntu5 grub-pc-bin=2.12-5ubuntu5 grub2-common=2.12-5ubuntu5 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2084104 Title: UEFI GRUB2 enforces NX even with a non-NX shim To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/2084104/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs