If you see a file there but the error persists, delete that file and run the scan to replace it.

If you’ve just double-clicked your Call of Duty: Modern Warfare 2 icon (the classic 2009 version or the campaign remaster) only to be met with the error: “The program can’t start because steam-api.dll is missing from your computer,” don’t panic.

Here’s the breakdown of why this happens and how to fix it safely. Why is it missing?

Steam-api.dll !exclusive! Download Call Of Duty Modern Warfare 2 < EXCLUSIVE · PLAYBOOK >