Sound and display coexisting on the same HDMI cable would be a kernel issue so reassigning...
** Package changed: mutter (Ubuntu) => linux (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/2046074 Title: The monitor screen appears black when connecting the PC through the sound bar to the monitor To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2046074/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs