Boot into the BIOS and disable the onboard audio. Save the settings and reboot. Then, go into the BIOS again and turn the audio back on (save and reboot). Does that help?
https://www.dell.com/support/manuals/us/en/04/xps-13-9300-laptop/xps-13-9300 -service-manual/system-setup-options?guid=guid-cc110ea9-65ed- 4ff8-bb35-7c2853ffb988&lang=en-us -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1894881 Title: [XPS 13 9300, Realtek ALC289, Speaker, Internal] Pulseaudio fails to detect card To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1894881/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
