If your payment was declined, your card is expiring soon, or you'd like to update your payment details for any reason, you can do so easily through your user dashboard.
To update your payment details:
Sign in to your user dashboard.
Click your profile picture in the top right corner of the page.
Select Account.
Click on the View subscriptions & update payment details link to open the payments portal.
Select the payment method you want to update or click on Add payment method to add a new payment method to your account.