You can update or change your billing and credit card information by navigating to your Welcome drop-down here:
Select the All Account Settings option, and your left-hand menu will change as you now enter your account dashboard, shown here:
Select payment method from the left-hand menu or middle of your screen, as pointed out above, to see the next screen where you are able to access and edit your payment information here:
If you have any questions, please don't hesitate to let us know. You can find all of our great support resources and how to get in touch with us via email, chat or phone on our Support Page.