The error is error: failed to register the EFI boot entry: Function not implemented.
Which indicates a firmware issue. Could you check if there are any bios update available for your machine? ** Summary changed: - I cannot install Ubuntu 19.10 alongside windows 10 on an HP Elite 6200 Sff. There is no secure boot option in the bios, which would help to allow Ubuntu to be installed. + error: failed to register the EFI boot entry: Function not implemented. (HP Elite 6200 Sff) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1851002 Title: error: failed to register the EFI boot entry: Function not implemented. (HP Elite 6200 Sff) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub-installer/+bug/1851002/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs