Open the IT-Systems designer from the navigation pane.
Create a new IT system model by clicking New Model from the ribbon menu Main. In the property pane, give the model a name, e.g., IT Systems.
Drag & drop an IT system element from the element repository onto the canvas to add a new IT system. You can rename the IT system (“Undefined”) by double-clicking the IT system element. For the IT systems, you can also add groups, e.g., for different locations, productive and test environments, etc.
Click Save from the ribbon menu Main.
In the save-dialog select a scope (or create a new one) and click Save.