Set Drop Down to Default in Check Printing - Check Form Type

SUGGESTED

Hello, 

Does anyone know how I'd set a default option on a drop-down? For example, in Check Printing, I would like Stub, Check, Stub to be the default (selected automatically), not Stub, Check. When I right-click in the panel, I don't have an option to customize it... I'm using Sage 100 ERP 2013