Samsung Galaxy S7 User Manual page 47

Basics
Split screen view
1
Tap the Recents key to open the list of recently used apps.
2
Swipe upwards or downwards and tap
The selected app will launch in the upper window.
3
In the lower window, swipe upwards or downwards to select another app to launch.
To launch apps not in the list of recently used apps, tap APP LIST and select an app.
on a recent app window.
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