Since it involves installing a lot of packages repeatedly and you don't sound confident, I will no longer recommend trying other kernels.
Other than that, I can only suggest trying a newer HDMI (or DVI?) cable. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2069741 Title: [amdgpu] Screen is flickering To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2069741/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs