SAF v4.00 no sound in MKV files (1 Viewer)

[JSorrentino]

It doesn't look like the SPDIF (bottom device) is set as default. Right click it and "set as default".

 

[astronaute]

It doesn't look like the SPDIF (bottom device) is set as default. Right click it and "set as default".

I think that you are not talking about my screens I am on windows XP

 

[hoborg]

I think that you are not talking about my screens I am on windows XP

It is similar on XP - that was only an example, i do not have any XP screenshot here.
Basically, if you want to use SPDIF, it must be setup as default audio output.