How do you force SharePoint 2013 to use the default Document Template that is defined in Advanced Settings? In SharePoint 2013, the default menu that appears when you click "new document" is the following:
However, we've only defined a single custom Word Document template:
The template only works if they use the "New Document" button in the ribbon, which won't be used as often as the "new document" (if at all):
If you turn on "Allow Management of Content Types", it simply removes the standard menu (see first screen-shot) and replaces with an upload dialog. An equally unsuitable solution.