Thanks for following up, @wisemore.
I moved your post over to the Desktop space.
To clarify, can you please try testing out Pandora through a browser instead (ex: Firefox, Google Chrome) and verify if the sound quality is the better/the same as the desktop app?
In the meantime, please also try running through the following troubleshooting steps: Troubleshooting the desktop app on Windows
Thanks again for all your help with this.
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