AT&T Landline Texting

Learn how to add contacts and groups as well as send instant and scheduled text messages.

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Send a Picture Message (MMS) for Premium accounts in the AT&T Landline Texting desktop application for Mac OS

Note: The message does not have to include text. Images cannot exceed 750 KB.

  1. Click the AT&T Landline Texting desktop icon Image of the desktop icon..
  2. Click New Text.

    Image of steps 1 and 2.

  3. Click in the field labeled “Type a name or phone number”.

    Image of step 3.

  4. Start typing the recipient’s name or mobile phone number.
  5. Select the appropriate contact when it appears in the Contact List.

    Image of step 4 and 5.

  6. Click the paper clip icon Image of the paper clip icon. at the bottom right of the message box.

    Image of step 6.

  7. The Import Image window opens.
  8. Select the appropriate image.
  9. Click the Open button.
  10. A thumbnail of the image appears in the message box when the image upload completes.
  11. Click in the filed labeled “Type a Message or drag an image” and enter your message.
  12. Click the Send button.

    Image of steps 7 through 12.