@Steve, Please help me check if my steps are correct.
note: The platform runs Ubuntu-12.04.2 for ASUS image. <BOOT the platform to non-secure mode> 1. copy LockDown.efi to /boot/efi/ <EFI partition mount point> 2. copy shimx64.efi to /boot/efi/EFI/ubuntu/BOOTX64.EFI 3. reboot and change to secure mode in BIOS 5. boot 6. failed (Secure Boot Violation, see the picture) ** Attachment added: "5 下午4:30:42.jpeg" https://bugs.launchpad.net/oem-priority/+bug/1187233/+attachment/3725619/+files/5%20%E4%B8%8B%E5%8D%884%3A30%3A42.jpeg -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1187233 Title: Grub2 fails on ASUS X201E with secure boot is enabled To manage notifications about this bug go to: https://bugs.launchpad.net/grub/+bug/1187233/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs