To change the list of prerequisites for the selected application in the Prerequisite applications field, select among the Show immediate and Show all radio buttons below the field.

Selecting Show immediate displays the immediate prerequisites for the selected application. An immediate prerequisite is a prerequisite at the end of a chain of prerequisites. The chain usually includes the base Smalltalk application Kernel and, for many applications created in the Composition Editor, ends with the application AbtEditBuildersApp.

Selecting Show all displays all prerequisites for the selected application. It displays all applications that the selected application needs to function properly.