You can usually set this in your mouse configuration program (look on the manufacturer’s website).ĭisable steam overlay by right-clicking Left 4 Dead 2 in Steam -> Properties and un-check ‘Enable the Steam Overlay while in-game’ If you have inconsistent mouse movement, especially when moving multiple mice, make sure the polling rates on your mice are set as low as possible.

You should now be connected to the same game.

Replace the IP address with the IP address from the last step. On another instance, open the console and run connect. Find the IP address that starts with 192.168, e.g. Once the game has started, open the console again at the pause menu. To start a game, type map cXXXm1_, then press tab to auto complete. Set gamepad to enabled if you are using a controller.Īt the main menu, use the ` (tilde) key to open the console. 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’

Source Engine games will usually not let you launch more than one 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.

Right-click the new shortcut and select properties. Right-click left4dead2.exe and click Create shortcut. Open the Left 4 Dead 2 directory by right-clicking Left 4 Dead 2 in Steam -> Properties -> Local files -> Browse game files…

In options, load the Source Engine preset.

Install and run Universal Split Screen: see the quick start guide.

Left 4 dead 4 player split screen