As long as not all functionalities are included in the integrated user interface, both user interfaces coexist.

If a file is open in the classic user interface, it cannot be open in the integrated user interface at the same time.
For functionalities that are only available in the classic user interface, menu items are available in the integrated user interface.
The following functionalities require the classic user interface to be accessed from within AGS via a menu item in the context menu of a card :
The following functionalities require the classic user interface to be accessed from within AGS via a menu entry in the context menu of a person directory :