Ubuntu 20.04: No sound

[Liam Proven]

On Tue, 19 May 2020 at 14:21, Volker Wysk <post at volker-wysk.de> wrote:
> >
> > https://www.sony.co.uk/electronics/support/vpc-series-vpceb1-series/vpceb1z1e/downloads/Z0000709
> >
> > Version R0300Y8
>
> So this would upgrade the BIOS. But it's for Windows only. What should
> I do with this EP0000600184.exe ?  How would one flash a BIOS from
> Linux anyway?

With difficulty. The machine does not dual-boot? Is there any
firmware-update option in the BIOS?

Do you have access to a Windows machine (even a VM)  to run that EXE
and see if you can create a bootable medium to do it?

I do not understand why you had such difficulty finding this, though.
I just put the model name of your laptop into Google and there it was.

> > > Sorry, I've searched for 15 minutes and couldn't find out, what the
>
> No. In Settings->Sound->Output->Output device, there is only this
> "Dummy output".
[...]
> What makes me wonder is, why did this work without any problems, when
> the system was Kubuntu 18.04?

It is 2 years newer software on an old computer.

OK, I googled the specifications of your model number. It has Realtek
High Definition audio, compatible with Intel.

So then I Googled "realtek high definition audio ubuntu 20.04" and found this:

https://www.linuxuprising.com/2018/06/fix-no-sound-dummy-output-issue-in.html


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