Go to your Resident Evil 6 directory ( ...\Steam\steamapps\common\Resident Evil 6\ ). Look for a file named steam_appid.txt .
If steam_api.dll is listed, restore it and add the Resident Evil 6 folder to your antivirus exclusion list. Reinstall the File via Steam fatal error failed to initialize steam resident evil 6
The most common cause of this error is a lack of administrative privileges. Windows security features can sometimes block the game from accessing the Steam files it needs to launch. Go to your Resident Evil 6 directory (