The model editor lets you edit the model that is in use for your active workspace.
Opening the Model Editor
There are two ways to access the model editor.
From the navigator
You can right-click on the workspace name in the navigator, then select “Edit model”:
From the main menu
Select “Manage component types and model” from the dropdown menu:
Editing the Model
You can (1) add another top level component type by clicking the button add top level component type, or (2) add a child component type by clicking the button with the > arrow icon.
Change the look of your components on the right side.
When you are finished, just exit by clicking on the x at the top right corner and everything is saved.