Acer Liquid MT S120 - Manual (Page 29)

29 MMS messages
Important: You may be charged to download message content, especially if you are
roaming. Please contact your provider if you have any questions.
3. Tap the message to view the content.
4. To reply to the message, enter your text in the text
box labeled Type to compose and tap Send. Simple
text replies will be sent as SMS messages. If you wish
to attach a file, press the Menu button and tap
Attach. You will be presented with a menu of
options.
5. When you have finished composing the message,
press the Menu button and tap Send.