TL;DR
Click on the button below:
And then save the data by hitting "Update Card" :)
To update your credit card information please log in to your account. In the main view please click on the account name (upper right corner; as on the screenshot) and pick account settings.
Next - please click on the “payments and invoices” tile:
and on the update billing details button :)
We hope this article has been useful to you! If you have any further questions or need help, please don't hesitate to get in touch.