You will need to download and install that software on your Easyworship PC.
If you cannot get the client and the server app on the PC to connect, then check to see if your Firewall is blocking the port (Default Port: 59019. This is the usual reason why people cannot get it to work. Try your Firewall first.
This enables you to operate Easyworship when both client and server are connected on the same WiFi network: moving through slides and schedule items, blanking and clearing the screen a
The App sends keystrokes to Easyworship and so does not prevent a user from controlling Easyworship in the usual way from its keyboard, but means that someone within wifi range can basically run the system. Works with EW6 and 2009. See this video: https://youtu.be/7Kr_m9HzZ5Q
This software was for his own use by Fr. Simon Rundell SCP ([email protected]) and is now made available to others as PRAYERWARE: Available without cost or charge except that your prayers are asked for Fr. Simon and the Roborough Team Ministry, Plymouth http://www.roborough.org.uk