# Classification

## How to Display Class Structures in the Browser

| ### What to do:
| To work through this example, you must have completed the examples Create a Class and Create a Class Hierarchy / Structure.
| Select Start > Classification > Classes. The Class mask is opened.
| Find the class CLS-1000 Bolts.
| Select the button . The structure browser on the left-hand side of the screen is opened.
| Click on the Subclasses tab.
| Click the symbols to the left of all symbols in the browser to display all structure elements.