In the Pandora app, tap on the Profile tab, select the gear icon in the top, righthand corner of the screen, and then tap ‘Connect to HomePod’ and then ‘Use in Home’ when prompted. Once you complete ...
Once you've thumbed-up enough tracks or artists, Pandora will automatically create a Thumbprint station for you. The Thumbprint Radio station includes all of the music that you've thumbed-up.