Draw two shapes on the Modeling view. Select the Ribbon pane named features:
Select a connector by clicking on an item. Go to the Modeling View. Make a single click inside the first shape and drag to the second shape. Try to locate a round corner or a center point. It will be highlighted for some connectors (lines). You can connect by releasing the mouse button.
You can rearrange your connectors by selecting it and moving it to another anchor corner or go to the Property Grid and select a property:
For most settings, the Property Grid can modify it.