I lost audio as well and have to reinstall pulseaudio everytime I boot the computer to get it back-- otherwise you have Dummy Output only. Everything worked fine until I updated this batch (from /var/log/apt/history.log): Upgrade: netplan.io:amd64 (0.100-0ubuntu4~20.04.2, 0.100-0ubuntu4~20.04.3), libsystemd0:amd64 (245.4-4ubuntu3.2, 245.4-4ubuntu3.3), libasound2-data:amd64 (1.2.2-2.1ubuntu2, 1.2.2-2.1ubuntu2.1), systemd-coredump:amd64 (245.4-4ubuntu3.2, 245.4-4ubuntu3.3), udev:amd64 (245.4-4ubuntu3.2, 245.4-4ubuntu3.3), alsa-utils:amd64 (1.2.2-1ubuntu1, 1.2.2-1ubuntu2), libudev1:amd64 (245.4-4ubuntu3.2, 245.4-4ubuntu3.3), systemd-timesyncd:amd64 (245.4-4ubuntu3.2, 245.4-4ubuntu3.3), libnss-myhostname:amd64 (245.4-4ubuntu3.2, 245.4-4ubuntu3.3), systemd-sysv:amd64 (245.4-4ubuntu3.2, 245.4-4ubuntu3.3), chromium-codecs-ffmpeg-extra:amd64 (1:85.0.4183.83-0ubuntu0.20.04.1, 1:85.0.4183.83-0ubuntu0.20.04.2), libpam-systemd:amd64 (245.4-4ubuntu3.2, 245.4-4ubuntu3.3), systemd:amd64 (245.4-4ubuntu3.2, 245.4-4ubuntu3.3), libnss-systemd:amd64 (245.4-4ubuntu3.2, 245.4-4ubuntu3.3), libasound2:amd64 (1.2.2-2.1ubuntu2, 1.2.2-2.1ubuntu2.1), libnetplan0:amd64 (0.100-0ubuntu4~20.04.2, 0.100-0ubuntu4~20.04.3), libatopology2:amd64 (1.2.2-2.1ubuntu2, 1.2.2-2.1ubuntu2.1)
Running 5.8.0-25 kernel on Renoir 4700U laptop (HP Envy x360 13) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1902580 Title: [Asus ZenBook UX425IA] No sound (Dummy Output) unless I reinstall pulseaudio after every reboot. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1902580/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs