I can see a couple of pixel-layout-related settings here: dithering depth: auto supported: auto, 6 bpc, 8 bpc dithering mode: auto supported: auto, off, static 2x2, dynamic 2x2, temporal
The nouveau kernel driver provides them regardless of the attached monitor. You can tweak them with: xrandr --output DP-1 --set <property> <value> or similar. Though that might not help... What might help is installing the proprietary Nvidia driver instead. Have a look in: Software & Updates > Additional Drivers to install the Nvidia driver. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1852166 Title: [nouveau] Pixel pattern error at 120Hz or 144Hz, but 60Hz works To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1852166/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs