Samsung Galaxy S4 User Manual page 70

Note: Once two applications are running, the device displays a split
screen view containing both the initial app and the new Multi
window app.
Each application is still independent of the other.
To switch the arrangement of the applications:
1. With the two applications
shown in a split screen, tap the
Border bar to show the
on-screen icons.
2. Tap the desired application
area (top or bottom).
3. Locate and tap
app location). The current apps
are switched.
To increase the size of a desired
application window:
1. With the two applications
shown in a split screen, locate
the Border bar indicating the
edge of the app window.
2. In a single motion, touch and
hold the Border bar then drag it
to resize the desired window.
63
App #1 Split/Maximize
(Switch
App #2 Border Switch
Positions
Bar
Exit