This feature enables to trigger exit survey automatically on the visitor console at the end of the chat.
To enable this feature go to Settings>Common>Campaigns and the following screen will be redirected by the system-
Select the desired campaign and click on the edit button on the associated skill grid as shown in the below screen-
The system will redirect to the following screen-
Check the checkbox of Auto Display Exit Survey and click 
button.
Note- The Auto Display Exit Survey will not function in visitor console, if the chat has been disconnected automatically after second message for visitor response time notification.