@Hui Wang Here it is my pacmd list as well.
** Attachment added: "pacmd" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1875252/+attachment/5365733/+files/pacmd -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1875252 Title: Ubuntu 20.04 LTS update causing no sound coming from built-in speakers To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1875252/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
