: Friends can join by opening their console and typing connect [Host's Radmin IP] . 4. Troubleshooting Common Issues

Explain how to set up so two people can play on one PC.

: One player clicks "Create Network," sets a name/password, and shares it with the others.

: Even for a crack, you must have the Steam Client installed and running in the background.

: Ensure every player is exactly on v2.2.1.2 . If one person has a different update, they won't be able to connect.

Since you aren't using official Valve servers, you need a virtual LAN to find your friends.

Help you find to update to the latest version.

: If you see this, make sure the steam_appid.txt file in your game folder contains the correct ID (usually 480 for the Spacewar fix).