Stereo recording

I’m using windows 7
When I was a single (black disk) as well as a CD stereo recording, the display is not stereo.
Audacity takes all two tracks in parallel, there is no difference in
Who can explain to me what’s wrong?

Topic moved to the Windows forum.

Check that the recording settings in the Windows Sound Control Panel are set for 2 channel stereo recording.

Thank you, it works now.
Vriendeljke Regards Harry