AT&T Business Messaging

Learn how to use your AT&T Business Messaging service. Receive tips on how to log in to the AT&T Business Notification Center website to build lists and send messages, or integrate with notification applications. Use our step by step walk-throughs to learn how to create, edit, import, and export both contacts and groups.

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Attach files, photos, or videos to conversations in AT&T Business Notification Center

  1. Access the AT&T Business Notification Center
  2. Click Messages.

    The actions in the photo are explained in the text.

  3. Click Compose.

    The actions in the photo are explained in the text.

  4. To attach a file, photo, or video, click the attachment icon .
    Note: The maximum file size limit for each attachment is 5 MB.

    The actions in the photo are explained in the text.

  5. Locate the file, photo, or video you would like to attach and click it.
  6. Click Open.

    The actions in the photo are explained in the text.

  7. The attached document shows at the bottom left of the message.
    Note: Some browsers create thumbnails for images, but not for video. Microsoft Internet Explorer 8 and Microsoft Internet Explorer 9 do not create thumbnails for images or video.

    The actions in the photo are explained in the text.