USB-C Dock (Mini DisplayPort): 06-20 Compatibility Update
Model # OWCTCDK10PMHxx, OWCTCDK10PMDxx
Any dock purchased from MacSales.com starting 6-15-20 shipped with this update pre-installed. If you purchased earlier from MacSales or from another retailer, you can run this update. Requires a Windows 10 PC with a Type-A or Type-C port. Use of Type-A port will require a USB Type-C to A cable (not included).
Please see this article for more details.