A Custom Build Order (CBO) number is assigned to every ColorDesigner Plus system during its production. This number tracks the paint line databases, formula books, fandecks, and other options that were specified by the customer at the time of purchase. It also tracks all subsequent updates. To locate the CBO of your ColorDesigner Plus
From the Main Menu Hover the mouse over the Clip Board in the bottom Left Hand Corner
Once the Menu expands select About
The CBO number will be located in the top left of the About window