You can customize the list of model types using the following procedure.

1. Select the Model Type from the drop-down list.
2. Either:

   Select File >  Add Plugin

   or

   right-click in the model type list and select Add Plugin from the pop-up menu

   The Open dialog opens.
3. Select the library file (file extension .dll) for the plugin and click Open.
4. (Optional) To rename a selected model generator, do the following:
   1. Select a model generator and either:

      Select Edit >  Rename Model Generator

      or

      right-click on the model generator and select Rename Model Generator from the pop-up menu

      The Select Name dialog opens.
   2. Type a new name.
   3. Click OK.
5. (Optional) Save the library of prototypes to a new file:
   1. Select File > Save As. The Save As dialog opens.
   2. Type a new file name for the StWizard Model Files (file extension .stp) and click Save.
   3. You can now open this file again by selecting File >  Open.