It sounds like the nvidia 530 kernel driver failed to build, which is not uncommon if you have multiple kernels installed for example. It is a bug if you can prove that's what's happening...
Try this: sudo apt install --reinstall nvidia-dkms-530 nvidia-driver-530 -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/2023776 Title: Ubuntu 23.04 + Gnome + Nvidia 525 + Vsync = low fps in Xorg sessions To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/2023776/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
