You can edit your billing info if you want to change the payment card on your account.
STEP 1. Log in to your account
From your editor, click on the Home option on the top left of your editor.
STEP 2. Change they payment method
Go to Account (1) located on the top and then click on Change (2).
A drop down menu will appear that will show the payment method you are currently using. Click on the drop down menu (1).
STEP 3. Add a new card
Select a new payment method from the list and then click on the Change button.
STEP 4. Fill the form with your details
You will need to fill a form with your card and personal details. When you finish click on Continue
Once you have entered all the details, go to your account again a verify the payment selected is correct.