You can change your payment details anytime in a few easy steps:
Go to your Account.
Scroll down to Plan & Payment.
Click Update Card Details in the Card Details section.
You’ll be redirected to the Update Your Payment Info page.
Click +Add New Card.
Fill out the payment form.
Click the blue Add New Card button to save.
After updating your card details you can remove your previous card on the same Update Your Payment Info page. Just click the trash bin icon next to your old card.