Advanced Properties
High Definition Render Pipeline (HDRP) components expose standard properties by default that are suitable for most use-cases. To fine-tune the behavior of your components, you can manually expose Advanced Properties .
Exposing Advanced Properties
Components that include advanced properties have a plus icon to the right of each property section header. Click this plus icon to expose the advanced properties for that property section. For example, the Light component’s General section includes advanced properties:
When you click the plus icon, Unity exposes the advanced properties for the General section. In this example, the Light Layer property appears: