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Call of Duty: Modern Warfare 2


Support for Call of Duty: Modern Warfare 2:


The community is also a great place to check out. Try these places for help from other users:

Issues and Fixes


Secondary Installers

If you're encountering issues when launching or playing Call of Duty: Modern Warfare 2, make sure everything installed correctly.

Aside from verifying your game cache and checking your connection with Steam, you may also need to manually run secondary installers required by this game.

Exit Steam entirely.

Browse to your Call of Duty: Modern Warfare 2 installation folder (Usually C:\Program Files\Steam\steamapps\common\call of duty modern warfare 2\)

Run the following installers:

  • ...\Steam\steamapps\common\call of duty modern warfare 2\redist\vcredist_x86.exe
  • ...\Steam\steamapps\common\call of duty modern warfare 2\redist\DirectX\DXSETUP.exe

Reboot your computer and test the issue again. If the issue persists, contact Call of Duty: Modern Warfare 2 support.


Accessing Resurgence and Stimulus Pack Downloadable Content

To view the additional DLC content for this game that is registered to your account, please do the following:

  • Log in to Steam
  • Navigate to the Library tab
  • Right-click on the game.
  • Select "View downloadable content".

Once the DLC is purchased, it will be automatically installed to your game and be available to you in multiplayer. Currently, the Resurgence Pack maps are only available in the two special playlists listed at the bottom of the selection screen.


VAC bans and other cheating infractions


VAC bans are not negotiable, and are issued and enforced regardless of the circumstances under which the cheating infractions were recorded. Steam Support cannot remove a VAC ban in any case.

You can find more information about the Valve Anti Cheat (VAC) system here:

Valve Anti Cheat (VAC)

If you encounter a cheater in a game, you can report them using their Steam Community profile:

Reporting Suspected Cheaters

Do not use the Steam Support ticket system to report a cheater. The method that is outlined in the Reporting Suspected Cheaters link is the best way to report a potential cheater.  


Setup Error: Failed to Install Script

Installing from Disc instead of Steam


Required Ports for Modern Warfare 2

In addition to the required ports for Steam, Modern Warfare 2 requires the following ports for multiplayer:

  • UDP 1500 (outbound)
  • UDP 3005 (outbound)
  • UDP 3101 (outbound)
  • UDP 28960


For more information please see this page.


Other Common Issues


OS Specific Troubleshooting

If the above does not resolve the issue and you are running Windows 7 or Windows Vista, please complete the instructions in our Windows 7 and Vista Troubleshooting FAQ.

If you are running in Windows XP, take the following steps:

  1. Exit Steam.
  2. Go to the Start menu, select Run, type regedit and click OK.
  3. Navigate to the following registry key: HKEY_CURRENT_USER\SOFTWARE\VALVE
  4. Right click and select Permissions
  5. Check the Allow boxes for Admin and System for both Full control and Read.


Problem with this game?

Contact Support

Problem with Steam?

Contact Steam Support
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