Thanks for posting. I'm not sure I entirely understand what you're describing. Would you happen to have a screenshot (blocking out all personal information) that you could post? Are you simply receiving duplicate text messages via the AT&T Messages app?
If so, we'd be happy to look into your account settings, so please click here to send us a private message. In your message, please provide your name, phone number, email address, and the best time to reach you. You can expect a reply within two business days, so keep an eye on the little blue envelope icon in the top right corner of your screen.
In the meantime, feel free to message me with any other questions or concerns.