Step 6.1. Open the Avatar Builder panel with the button shown in the top picture.

Step 6.2. Once you open the Avatar Builder, we can tell the program which body part is which. Scroll through the body parts with the arrows shown in the picture, what is selected will be highlighted on the model in the left view.

Aftet you select a body part, click on the corresponding body part on the green character shown (Note, all parts on the green man may not be used).

After all of the body parts are defined, click "Make Tree" to automatically build the hierarchy for the avatar.