Please also test with the default 19.04 kernel (ideally the installer, too), can you get graphical output there using amdgpu.dc=0 ?
While running from the installed system, if possible using the default (after updates) kernel image, with amdgpu.dc=0 set, please run: apport collect-logs 1837945 ** Changed in: xserver-xorg-video-amdgpu (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/1837945 Title: AMD RX 570 Black Screen at boot To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-amdgpu/+bug/1837945/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs