@Hui Wang This is my output of the command above.
** Attachment added: "Screenshot from 2019-08-14 10-48-02.png" https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1523100/+attachment/5282466/+files/Screenshot%20from%202019-08-14%2010-48-02.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1523100 Title: Alsa not detecting internal microphone [ALC255] (Realtek) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1523100/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
