@Hui Yes, all those packages are already installed and at the latest version. I probably installed it during my attempts to fix the issue.
$ sudo apt list | egrep "alsa-ucm|libasound2|linux-firmware" | grep installed alsa-ucm-conf/focal-updates,focal-updates,now 1.2.2-1ubuntu0.1 all [installed] libasound2-data/focal-updates,focal-updates,now 1.2.2-2.1ubuntu1 all [installed,automatic] libasound2-plugins/focal,now 1.2.2-1ubuntu1 amd64 [installed,automatic] libasound2/focal-updates,now 1.2.2-2.1ubuntu1 amd64 [installed] linux-firmware/focal-updates,focal-updates,now 1.187.1 all [installed] -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1886696 Title: [Vostro 5490, Realtek ALC3204, Speaker, Internal] Pulseaudio fails to detect card To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1886696/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
