In Samsung devices, as we know, the multi-window can be enabled by holding the back key for a while so that a pop up screen from right appears to select the other app to use in multi-window. This feature is not available in the newer phones like Galaxy S6, S6 edge, S6 edge +, S7 edge, S7 edge, Note 7, etc.. The below steps to be followed to get the multi-window in the latest Samsung phones.
1. Press and hold the Recents key to change the current app
from full screen view to split screen view.
2. Recent apps will appear at the bottom from which the second app to be opened can be selected.
2. Recent apps will appear at the bottom from which the second app to be opened can be selected.
3. While in the split screen view, press and hold the Recents
key to close the app on the bottom.