To display your current issue at the top of your WEBKiosk, go the "My WEBKiosk" --> "Tasks" --> "Edit Design".
Then click on the little pen icon in the box to edit the Player Widget.
Under the "Player Settings" you can choose the "Default magazine" which should be displayed at the top.
Here you can see only the magazines, which are added to a collection connected with the WEBKiosk.
Here you learn how to add a magazine to the WEBKiosk.