I have the same issue. I got around it using a command line install: https://linuxconfig.org/how-to-install-the-nvidia-drivers-on- ubuntu-21-04
I am using the 10-10-2021 daily build of ubuntu 21.10 on a 2021 Razer Blade 15 with an RTX 3080. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1946196 Title: Additional Drivers fails with pk-client-error-quark: Cannot download packages whilst offline (257) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/packagekit/+bug/1946196/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs