Also, it appears you've at least partially disabled some graphics drivers with this kernel parameter:
nomodeset If you don't know the reason for that then please remove it from /etc/default/grub and then run: sudo update-grub and reboot. After rebooting please run: dmesg > dmesg1.txt and attach the resulting text file here. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1889252 Title: [amdgpu] app blinking To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1889252/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs