How do I change the credit card on my subscription?

Login and click on the credit card 'change' hyperlink.

You can update your credit card with the following 3 steps:  

Step 1: Click here to log in. 

Step 2: Click on My Profile. Then on Billing or Subscriptions

Step 3: Click ‘change’ in the upper right-hand section as seen below.  

Step 4: Enter the new credit card number, expiration date, CVC & billing zip code, and click save.