Find the OPCUA on the left and configure it. OPCUA startup item must be Yes, and the client session item should choose whether to allow anonymous access and the maximum number of clients according to the actual engineering requirements.

Server Endpoint Configuration tab, select the URL of the local IP, and then click Edit. Network Card Select the network card of the computer, and the default port number is 49320. Select the corresponding security policy and write down opc.tcp,//XXX. XXX, 49320, which will be used when configuring the client.