Playing music in stream for viewers only(muted on desktop)

So just as the title says. Quick simple tutorial on how to play music while streaming, so only your viewers can hear it. I've tested it with spotify, VLC, winamp and wmp on Windows 10 pro

Click here for the Tutorial Video(youtube)

-Easy to setup
-No additional software needed
-works with ALMOST all music players

If you got any questions, since my windows is german, please leave comments on ytube.

Hope I was able to help <3