If you would like to update the payment / credit card information linked to your paid iPerceptions plan, go to the "My Account" page of the iPerceptions platform, and then go to the "Payment Details" tab.
Within this page, simply click the "Edit Payment Information" link, update the information within the window provided, and be sure to click "Update" to save your changes. Please see the attached screenshot for your reference.
The new payment information that you have entered will be processed at the time of your subscription renewal.
UPDATED: December 4 2015
This article was updated to reflect our new platform navigation being released on December 4 2015. Check out this article to learn more about this update. This page in the platform was previously named "Account Manager".