Set up KEPServerEX OPC UA Server
OPC UA Server
To enable the KEPServerEX OPC UA server, from the Kepware Program Group, select OPC UA Configuration.

Under the Server Endpoints tab, check Enabled.
Project Properties
From the Kepware Program Group, open the KEPServerEx Configuration.
To access the project properties, select the Project folder and then Edit, Project Properties.

Under Property Groups, select OPC UA.
Under Server Interface, set Enable to Yes.