I don't seem to be able to purchase songs from Apple Music on my MacBook Pro. I click the price next to a song I want to purchase. That brings up a dialog showing the song, the. amount of the charge, and my account email. However, there is only one option: Cancel. There is no Purchase button–the bottom of the dialog, where the purchase feature used to be located is blank:
What am I missing? FWIW, I can purchase songs using my iPhone.