Oh, I did not answer all your questions: > Does it mean you could see the speaker from UI, but when playing sound to speaker?
Yes, I see it in gui normally as Speakers (Built-in Audio). > Speaker works under this kernel -55? Yes, everything works as expected on -55. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1840796 Title: sound not working in 4.15.0-58, but does in 4.15.0-55 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1840796/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs