Samsung SM-S901B/DS User Manual page 236

Apps and features
Live messages
Instead of a text message, create and send a unique message by recording your actions while
handwriting or drawing a live message and saving it as an animated file.
1
When you want to send an animated message, open the Air command panel and tap Live
messages.
2
Customise background image and tap Done or Start drawing.
3
Write or draw on the live message screen.
Change the file
format.
Pen settings
4
Tap Done.
The live message will be saved in Gallery as an animated GIF file or a video.
5
Tap Share and select a method.
45
Preview
Message input
limit
Start over.
Undo