If you see steam_api.dll listed under Dishonored , select it and choose or Allow .
One-click repair options (in priority order)
files from random "DLL fixer" websites. These files are often outdated or bundled with malware. It is much safer to let official game installer provide the correct version for your specific system. If you're still stuck, I can help you: exact folder path for your installation Troubleshoot Visual C++ Redistributable errors (another common culprit) Fix specific issues with the Epic Games version of Dishonored Steam_api64.Dll - Baden-Baden
Diagnostics & logs