I used to use https://github.com/berglh/ubuntu-sb-kernel-signing https://github.com/berglh/ubuntu-sb-kernel-signing and the mainline tool from cappelikan ppa, I

I used to use https://github.com/berglh/ubuntu-sb-kernel-signing https://github.com/berglh/ubuntu-sb-kernel-signing and the mainline tool from cappelikan ppa, I think it worked on even with DKMS modules such as the Nvidia driver. I've since switched to xanmod with secure boot disabled do my memory is a bit hazy on that last point.