Ask an E-Readers Question, Get an Answer ASAP!
You can do this from your nook, at the top of the screen,tap on "My account" then account settings. Then sign in. Go to your "My account page". At the bottom of the page, it says "Payment", then default payment. Choose manage default payment. There you can change your credit card. Remember to save it
Were you able to get the credit card updated?
Let me know if you need more help please.