Using Use Case Diagram Editor

The Use Case Diagram editor can be used to graphically define Use Case analysis of a system. It defines the relationships between the Actors and Use Cases of a system.

You can access this editor from Repository Explorer > Use Case Diagrams > New Use Case Diagram. Refer to the image below.

Use Case Diagram editor

You can open a record in ribbon toolbar view by double-clicking it in the repository.

Use the Use Case Diagram editor:
•    To create comprehensive Use Case Diagrams which may include annotations, text boxes, etc.
•    To make use of group shapes, annotations, etc. on which styles can also be applied.

Using Create Use Case Diagram Wizard
How to automatically create a Use Case Diagram
How to hide links in a Use Case Diagram