This is pretty similar to audio issue we've encountered before. Could you open sound setting and play test sound to see if this issue happens while playing sounds?
BTW, could you also check if it lists the same audio output devices when the dock cable is plugged at left side and right side. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1884001 Title: [Ice Lake] External 4k monitor periodically shows black screen To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1884001/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
