How do I update my credit card? Support December 01, 2017 23:18 Follow In order to update your credit card on file with Smartwaiver Log in to your account and click on your username > Account Settings > Billing > Plans & Billing Details Related articles How do I downgrade my current service plan? Is prorated billing available? How do I update my email address? How do I export my completed waiver data? How do I update my password? What happens if I go over my waiver limit?