Do not start the iw4x install until you have these three things:
Once installed, the feature enables the following capabilities:
Modding:
Dedicated Server:
To optimize the experience or run a server: iw4x install
If your game crashes immediately, do this:
Congratulations. The iw4x install is complete. You are now ready to play. Do not start the iw4x install until you
Why: You installed months ago. The mod updates frequently.
Fix: Delete iw4x.dll and re-run iw4x.exe. It will force a patch. Do not download DLLs from random websites.