Update credit card details for automatic renewal payment
Click the Control Panel icon to log on.
Enter your domain and password, and click Log on.
Make sure that the checkbox "Annual renewal payments will be charged to your credit card." is ticked and click Update Card
Enter your credit card details and click Update Card. Your credit card details for the automatic renewal payment have now been updated.
Note: If there is an outstanding invoice on your order, you must pay it before you can update your credit card details.