Replace the IP address with the IP address from the last step. Find the IP address that starts with 192.168, e.g. Set gamepad to enabled if you are using a controller. In Universal Split Screen, alt-tab into Left 4 Dead 2 so the window is selected, then click ‘Unlock Source engine for a new instance’
Launch the shortcut as many times as you need.The -insecure will prevent you from joining any Valve Anti Cheat (VAC) secured servers.You can adjust the width/height for your monitor. At the end of Target, add -windowed -w 1920 -h 500 -insecure +m_rawinput 1 +sv_lan 1 +sv_allow_lobby_connect_only 0.
1.8 Author’s Opinion regarding the Left For Dead 2 PC Split Screen Universal Split Screen setup