Adrian: 1) Presently, to test 4.15 in http://cdimage.ubuntu.com/daily- live/current/ you would have to install it (not test a live environment) and enable the Proposed repository.
An alternative is test the latest upstream kernel (now 4.16-rc1) via https://wiki.ubuntu.com/Kernel/MainlineBuilds . 2) To clarify, if you remove all non-default kernel parameters below is the screen glitches present: radeon.dpm=1 radeon.mst=1 ** Changed in: xserver-xorg-video-ati (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1509997 Title: 1002:6821 Graphical issues when radeon MST enabled To manage notifications about this bug go to: https://bugs.launchpad.net/xserver-xorg-driver-ati/+bug/1509997/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
