for focal: on the Dell Precision 5760 enabled focal-proposed in the /etc/apt/sources.list sudo apt-get update sudo apt install alsa-ucm-conf, now the alsa-ucm-conf-1.1.2-1ubuntu0.9 is installed. rm ~/.config/pulse/*;sudo rm -rf /var/lib/alsa/*; echo b | sudo tee /proc/sysrq-trigger
After the system boot up, check the internal mic, could record sound successfully. verified done on focal. ** Tags removed: verification-needed verification-needed-focal ** Tags added: verification-done verification-done-focal -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1936009 Title: [SRU] The internal mic of Dell Precision 5750 can't record sound To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1936009/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs