Changing the slide duration
Each slide in a multimessage message (MMS) is displayed for a specified duration before the next one is shown. You can change this display time for your messages.
To change the duration of a slide, do the following:
Select the slide whose duration you want to change.
Click Set slide duration.
In the pop-up window, enter a new time in seconds.
To close the pop-up, click the X button or click anywhere outside the pop-up.
The new duration is applied for the selected slide.