If your account is set up with automatic payments, you must cancel your autopay and reenroll. This will allow you to refresh your online protal with the credit credit card information. 

If you want to update the card that is on file, but you are not set up with automatic payments:

• click on your initials in the upper right had screen
• click payment info
• click the pen to update the card on file
• click the star button to make it your default payment method.