You seem to have kernel parameter 'nomodeset'. That will disable most graphics features.
Please remove that kernel parameter, reboot, and tell us if the problem persists. ** Changed in: xorg-server (Ubuntu) Status: Expired => New ** Changed in: xorg-server (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1843927 Title: HDMI monitor not detected [AMD Ryzen 5 with Radeon Vega 8] To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1843927/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs