To rename, change the color, or change the description of a
component:
Select a component or components in the Models window and
either select Edit > Change
component properties or right-click and select
Change component properties in the contextual
menu.
Select Change component properties to open the
component's properties window.
Rename the component, change its color, or its
description.
Select a category, or create a new category by simply typing a
name in the Category box.