Releases by "0xDeadC0de" often include a No-DVD or OnlineFix folder.
Copy the contents of that folder and paste them into the main game directory (where RoR2.exe is located), replacing any existing files. :
These builds often require (even if the game isn't in your library) to trick the API into thinking you are playing a "spacewar" demo or a similar placeholder. Common Troubleshooting
Cracked files (like SteamTools.dll or CreamAPI ) are frequently flagged as "false positives" by Windows Defender. You may need to create an exclusion folder for the game files. :
Right-click RoR2.exe and select to ensure the game has the necessary permissions to write save data and access network features. Multiplayer Connectivity :
: Check if your firewall is blocking the executable.