HAUI >> settings>> devices and services >> add integration >> search for “z-wave” >> select “z-wave” >> “what device do you want to add” = “z-wave” >> add the server ip:port
You will also need to remove the addon you previously installed and are trying to configure in the image you posted
Your second screen shot is the core Z-Wave JS add-on. That would be used on the local machine, instead of ZUI. You already have ZUI installed on a remote machine, you don’t need an add-on. You should skip the “Use Supervisor” checkbox when installing the integration and just set the server URL when prompted.