The Overview tab of a Program displays the label in a read-write mode. It also displays information specific to the instance in a read-only mode and provides access to the other tabs of the instance.
All the other sections provide links to the corresponding editor tabs.
If no information is displayed in the section, just click on the arrows located in front of the section name. This gives you access to the More... button. Click on it to access the corresponding tab.
So the current instance is associated with the generation parameters indicated in the library displayed here. You can click the Change... button to select another library.