Where can I get more information about Advanced Messaging?
Read our Advanced Messaging support article.
*Advanced Messaging: Both sender & recipient(s) must be AT&T postpaid wireless customers with Advanced Messaging-capable devices utilizing the most recent device software, are turned on and must be within AT&T’s owned & operated domestic coverage area. Device selection is limited at this time, and Advanced Messaging is not compatible with certain rate plans. Restrictions: File attachments must be 10MB or less, or 100MB or less, dependent on the device and firmware version being used. Charges: Your wireless rate plan’s SMS & MMS rates apply. Each text/file attachment counts & is charged as a separate SMS/MMS. Incompatible Services/Features: Advanced Messaging requires an account that is set up for HD Voice. HD Voice is incompatible with AT&T Smart Limits, Office Direct & OfficeReach. Visit att.com/hdvoice for more information. Advanced Messaging also will not work if messaging or data has been blocked on your line. For additional Advanced Messaging details, see our FAQ.