Open your graphics control software (NVIDIA GeForce Experience or AMD Software: Adrenalin Edition) and install the latest available game-ready driver. 6. Clean Reinstall of the Game or Steam Client
Missing or corrupt runtime components can also cause this error. Try these fixes:
If you bought the game on Steam, the easiest fix is to let Steam scan and repair the missing or broken steam_api.dll file. Open and go to your Library . Right-click the problematic game and select Properties . Click on the Installed Files tab on the left. Click Verify integrity of game files . Wait for the process to finish, then restart your game. 2. Check Your Antivirus Quarantine Try these fixes: If you bought the game
Go to Settings > Update & Security > Windows Update and click Check for updates .
Your antivirus software quarantined or deleted the DLL file. Click on the Installed Files tab on the left
Try these solutions in order. Start with the simplest, least invasive fixes first.
Open Windows File Explorer and navigate to your main Steam folder (usually C:\Program Files (x86)\Steam ). Locate steam_api.dll or steam_api64.dll . Copy the file (). | Disable AV
| Problem | Likely Cause | Primary Solution | | :--- | :--- | :--- | | Error appears after a game update. | Corrupted or mismatched steam_api.dll version. | (Step 1) | | Game worked yesterday, but not today. | Antivirus quarantine of steam_api.dll . | Disable AV, restore file, add game folder to exclusions. (Step 2) | | Error appears after using a crack/patch. | Modified DLL lacking correct entry point. | Restore original files via verification or a clean reinstall. | | Error appears on a game you just moved. | Version mismatch between game and DLL. | Perform a clean reinstall. (Step 5) |