The comment #65 was what worked for me.
https://bugs.launchpad.net/ubuntu/+source/alsa-
driver/+bug/1840725/comments/65
My OS installation is Kubuntu 18.04.
Additional and more detailed info about my laptop:
```
$ uname -a
Linux ioku 5.3.0-59-generic #53~18.04.1-Ubuntu SMP Thu Jun 4 14:58:26 U
The comment #65 was what worked for me.
https://bugs.launchpad.net/ubuntu/+source/alsa-
driver/+bug/1840725/comments/65
My OS installation is Kubuntu 18.04.
Additional and more detailed info about my laptop:
```
$ uname -a
Linux ioku 5.3.0-59-generic #53~18.04.1-Ubuntu SMP Thu Jun 4 14:58:26 U