(In reply to Michael Chang from comment #59) > Resolved fixed again according to comment#54. > Btw the Leap maintenance update for this problem has rolled out, please > reopen if it did not work for you. I applied the Leap maintenance update, checked to make sure that /boot/efi/EFI/opensuse/grub.efi matched the update (AFAICT it did), and rebooted. Both Leap and Windows boot with SecureBoot enabled. Thanks again!