@Rithy58: > We can try this. > > Go to the Server and look at the top. > It should say "192.168.X.X" or something. Basically numbers with dot. > Then there should be a : after the IP. That number should be 4000\. It's the port. > > Now go to the client. > Go to IP Configuration. > Set the IP to the number you saw in the Server with lots of dot. Do not put the :4000 > Set the Port to the 4000 or w.e port your server use. > > Sincerely, > Rithy it still shows checking…