Have more questions about running classic Call of Duty games on Windows 11? Leave a comment below or check our troubleshooting forum.
If iw4sp.exe is listed, restore it and add the MW2 folder to your exceptions list. Safe "Iw4sp.exe Download" Guide (2026) Iw4sp.exe Download
If you own the game on Steam, this is the gold standard fix. It will automatically re-download the correct, uncorrupted iw4sp.exe file without risking malware. Have more questions about running classic Call of
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