They call this the Multi-Window feature, otherwise known as Split-Screen.
While this is true, it is somewhat limited.
Hopefully theyll expand on this in the future, because it could be much more useful this way.
A menu should appear where you’re free to select theXto exit Split Screen Mode.
It may take a few tries.
Resizable Window Mode
The app will show in a separate re-sizable window.
FAQ
Why cant I use split screen with some apps?
Some apps are not compatible with this feature.
There is currently no workaround for this.
This post applies to the Samsung Galaxy Note 9 models SM-G960* and SM-G965*.
