• Installed kernel 5.4.0-25-generic that you provided. The command dpkg -i gave an error about missing headers. • Comment out dsp_driver=1. Restart. • Despite some error about missing headers, Grub menu shows a new entry for kernel 5.4.0-25. I selected it. • Then I ran alsa-info.
Also-info here: http://alsa- project.org/db/?f=93840ffc3499ac237e28c317fb53da3e7c6f14ec -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1874698 Title: [OMEN by HP Laptop 15-dh0xxx, Realtek ALC285, Black Mic, Left] Recording problem To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1874698/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs