You can create stereotypes to
include in a custom UML profile. When you apply a profile to a model,
you can use the stereotypes of the profile to mark up the model for
a particular domain or platform.
About this task
Before you can add stereotypes to a profile,
the profile must be open in the Project Explorer view.
Restriction: You cannot add stereotypes to the default profiles
that are provided.
To add a stereotype to a custom UML profile: