Only a parent or grandparent account can add a payment method. You can add a payment method during the onboarding process or, once you have verified your email address, on your home screen, tap, “Add Payment Method.” This will allow you to add a credit/debit card. Tap on the desired funding source to begin entering your information. To add a Credit/Debit Card: Enter your card information. You should receive a confirmation notice once you have successfully entered the information.