@Gabirele, Looks like we need to open a kernel bug for this machine. Could you please test with ubuntu oem kernel 5.6.0-1022 or later kernel, does this kernel have garbling/crackling sound problem?
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to the bug report. https://bugs.launchpad.net/bugs/1871306 Title: No sound from internal card chtmax98090 - missing UCM2 files in alsa- ucm-conf 1.2.2, available in alsa-ucm-conf 1.2.3 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-ucm-conf/+bug/1871306/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs