Sharing text or images between windows
Drag and drop text or copied images from one window to another. Tap and hold an item in the selected window and drag it to a location in another window.
Some apps may not support this feature.
Minimising the split screen view
Press the Home key to minimise the split screen view. The icon will appear on the status bar. The app in the lower window will close and the app in the upper window will remain active in the minimised split screen view.
To close the minimised split screen view, open the notification panel and tap the icon on the Multi window notification.
Maximising a window
Tap an app window and drag the bar between the app windows to the top or bottom edge of the screen.