I'm trying to determine how your comment explains why the choice to configure the USB (Type-C) Mode is greyed out and what else needs to be changed (or what needs to be done) to get access to it. The manual clearly shows that the USB-C port is the on...
I'm sure this is one of those "terrible interface" issues with a very simple but ming-bogglingly obscure and technical contingency answer (i.e. "Of COURSE if you have the widget A/B sync flibbertyfloo dynamics level set to MEDIUM you can't use USB Mo...