I did that but there isn't /tmp folder containing pulseaudio.log. There is a tmp folder but it does not contain any pulseaudio.log. The only file related to pulse is pulseverbose.log in the home folder. If that file can help at all, I'm attaching it to these comment. Otherwise, I keep waiting for further instructions.
** Attachment added: "pulseverbose.log" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1875252/+attachment/5364854/+files/pulseverbose.log -- 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