If you are working with a solid model, you can recognize a limited set of Boss features automatically. In general, it is recommended that you use the AFR wizard for parts with Boss features. For a set of faces to be recognized as a Boss automatically, the following conditions must be met:
Bottom radii are recognized. Chamfers are not recognized, but you can add them in the Feature Properties dialog. Drafted bosses cannot be recognized automatically. You must use Chain feature curves option to recognize drafted features.