Learn how to resolve the XFINITY My Account app for the XFINITY X1 error code "APPS - 04021."
When this error occurs, you will see the following message on your TV:
"We’re having trouble processing your payment. Please try again. If the problem persists, please visit xfinity.com/myaccount."
Please review and confirm your payment details online via My Account. If you continue to experience issues, please Contact Us using the method that is most convenient for you - chat with us online or call us to speak with a Comcast representative.