According to #4, the internal mic connects to PCH, so it needs the sof driver and firmware/tplg/ucm to work. So far, we don't have those files.
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/1852922 Title: Internal microphone not being detected - Ubuntu 19.10, Kernel 5.3, Laptop HP Envy 13, Realtek ALC285 Status in alsa-driver package in Ubuntu: New Bug description: I have just installed Ubuntu 19.10 with Kernel 5.3 on my HP Envy 13. Everything works just fine except the microphone which is not being detected at all. My alsa-info output: http://alsa- project.org/db/?f=1d22f0563bc25ea1ebe609a8482e5f39081abdc2 System info: Description: Ubuntu 19.10 Release: 19.10 Alsa version: alsa-base: Installed: 1.0.25+dfsg-0ubuntu5 Candidate: 1.0.25+dfsg-0ubuntu5 Version table: *** 1.0.25+dfsg-0ubuntu5 500 500 http://pl.archive.ubuntu.com/ubuntu eoan/main amd64 Packages 500 http://pl.archive.ubuntu.com/ubuntu eoan/main i386 Packages 100 /var/lib/dpkg/status To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1852922/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp