You can choose whether or not to display the diagram abbreviations in the Containment tree. A Project option controls this functionality.
To show the diagram abbreviations in the Containment tree
- In the modeling tool main menu, click Options > Project.
 - In the Project Options dialog, go to General > Browser.
 - Set the Show Diagram Abbreviations option to true.
 - Click OK.
 
This Project option is by default true for the new projects:
- Blank UAF Project
 - UAF Project
 - UAF Project Template with Process Guide
 - EA Project Template with Process Guide
 - EA with BPMN Project
 
