You can reset a character's properties to restores it's animated and non-animated properties to their default values. You can undo any resetting of a character's properties.
To reset a Character's definition properties:
This resets the character's definition properties, such as Hand Contact and Feet Positions. to their default values. The Character Type is also reset to Biped.
This resets the solving properties to default values.
This resets the character's definition and solving properties to their default values.