Click here to update your payment information.

Here, you'll update your payment information, including the correct credit card number and expiration date. You can also toggle back and forth between using a card payment or linking a bank account with ACH using the link below the zip code field. 

Click the Update Billing Info button when you are finished.
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If you don't have access to the Account > Plan and Billing > Billing Information page, contact the administrator of your account.