When is it appropriate to contact Steam Support about a third party game?
Please have your Steam account username and the exact error message (or a detailed description of what happens when you encounter unexpected behavior) ready when contacting Steam Support.
Please contact Steam Support directly if you encounter any difficulty with:
You will need to contact the game's developer/publisher directly for support if you encounter any errors or unexpected behavior which is not related to Steam authentication or CD Keys after the game has loaded. If you are unable to locate third-party support, please contact Steam Support for further information. Some examples include:
Sending your support request to Steam Support rather than the correct provider may result in a delay in processing your request. Please make sure that your question is only sent to Valve if it does not fall into the criteria listed above. For a list of Third-Party games that are sold on Steam, please browse the knowledgebase here.
Certain games on Steam have additional DLC that can be purchased and installed. To view the additional content that is registered to your Steam account, please do the following: