To resolve the Steam-API.dll error in Call of Duty: Modern Warfare 2, try the following solutions:
download a replacement DLL from a third-party website. These can contain malware. Steam Library Right-click Call of Duty: Modern Warfare 2 and select Properties Navigate to Installed Files steam-api.dll cod mw2
If you bought the game on Steam and are seeing this error, it usually means the file has been accidentally deleted, corrupted by an antivirus, or misplaced by a mod manager. Quick review — "steam-api