Sometimes, the link between the game and Steam's API is broken.
If you own the game on Steam, follow these steps to restore the connection: Restart Steam Fully Sometimes, the link between the game and Steam's
Steam isn't running in a mode that allows game authentication. Below is the definitive guide to fixing this
If you are trying to launch the game without the Steam client running, or if you are trying to play a version that wasn't intended for your setup, this error can be persistent. Below is the definitive guide to fixing this error, along with tips to ensure you are playing with the "extra quality" settings the game is capable of delivering. If the basic steps fail, the game may
The game launched. But something was different.
If the basic steps fail, the game may be struggling with modern multi-core CPUs or Windows 10/11 settings.