To update the credit card on file for your account, sign in at atmosphere.tv/login, navigate to the Billing tab in your portal (the wallet icon on the Dashboard), and then to the Payment Method tab. From here, you can enter your new card in the "Updated Payment Method" and Submit!
If you need to set up ACH payments, please let your Account Manager know so we can begin that process with you! You can also email us at help@atmosphere.tv.