Information

Call of Duty: Modern Warfare 2 (2009)
English
Steam ¹⁾
IW4x ²⁾

Prerequisites

Dependencies

Visual Studio 2026

https://aka.ms/vs/18/insiders/vs_Community.exe (source)
Insiders
Builds iw4x.dll

"%SystemRoot%\System32\curl.exe" --output "%UserProfile%\Downloads\vs_Community.exe" --location "https://aka.ms/vs/18/insiders/vs_Community.exe" --progress-bar && "%UserProfile%\Downloads\vs_Community.exe"

Required Components

Desktop development with C++ (C++ core desktop features)
MSVC Build Tools for x64/x86 (Latest)
Windows 11 SDK (10.0.26100.8249)

"%ProgramFiles(x86)%\Microsoft Visual Studio\Installer\setup.exe"

Modern Warfare 2

Restore Files

MKDIR "%ProgramFiles%\Steam\steamapps\common" & "%SystemRoot%\explorer.exe" "%ProgramFiles%\Steam\steamapps"

DIR /B "%ProgramFiles%\Steam\steamapps\appmanifest_10180.acf" "%ProgramFiles%\Steam\steamapps\appmanifest_10190.acf" & DIR /AD /B "%ProgramFiles%\Steam\steamapps\common" | "%SystemRoot%\System32\find.exe" "Call of Duty Modern Warfare 2"

Install

"%ProgramFiles%\Steam\steamcmd.exe" +login "Espionage724" +app_update "10180" +quit

"%ProgramFiles%\Steam\steamcmd.exe" +login "Espionage724" +app_update "10190" +quit

Validate

"%ProgramFiles%\Steam\steamcmd.exe" +login "Espionage724" +app_update "10180" validate +quit

"%ProgramFiles%\Steam\steamcmd.exe" +login "Espionage724" +app_update "10190" validate +quit

IW4x

Client

https://github.com/iw4x/iw4x-client

Download Source

https://github.com/iw4x/iw4x-client/commits/main/

"%ProgramFiles%\Git\bin\git.exe" clone --branch "main" --depth "1" --recurse-submodules "https://github.com/iw4x/iw4x-client.git" "%UserProfile%\Projects\IW4x-Client\src"

Compile

https://github.com/iw4x/iw4x-client#premake-arguments

RMDIR /S /Q "%UserProfile%\Projects\IW4x-Client\src\build" & CD "%UserProfile%\Projects\IW4x-Client\src" && "%UserProfile%\Projects\IW4x-Client\src\tools\premake5.exe" --copy-to="%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2" --disable-binary-check "vs2026"

"%ProgramFiles%\Microsoft Visual Studio\18\Insiders\MSBuild\Current\Bin\amd64\MSBuild.exe" "%UserProfile%\Projects\IW4x-Client\src\build\iw4x.vcxproj" -target:"Rebuild" -property:"Configuration=Release" -maxCpuCount -nodeReuse:"False" -terminalLogger:"off" && DIR /B "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x.dll"

Rawfiles

https://github.com/iw4x/iw4x-rawfiles

Download Source

https://github.com/iw4x/iw4x-rawfiles/commits/main/

"%ProgramFiles%\Git\bin\git.exe" clone --branch "main" --depth "1" --recurse-submodules "https://github.com/iw4x/iw4x-rawfiles.git" "%UserProfile%\Projects\IW4x-Rawfiles\src"

Files

MKDIR "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x" & "%SystemRoot%\System32\Robocopy.exe" "%UserProfile%\Projects\IW4x-Rawfiles\src\iw4x" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x" /E /IS /XD "iw4x_0*"

"%SystemRoot%\System32\Robocopy.exe" "%UserProfile%\Projects\IW4x-Rawfiles\src\zone" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\zone" /E /IS

COPY /Y "%UserProfile%\Projects\IW4x-Rawfiles\src\iw4x.exe" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x.exe"

IWDs

https://github.com/iw4x/iw4x-rawfiles#iw4x-rawfiles
Expects 7-Zip

MKDIR "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x"

DEL /Q "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x\iw4x_00.iwd" && "%ProgramFiles%\7-Zip\7z.exe" a -m"0=Copy" -t"zip" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x\iw4x_00.iwd" "%UserProfile%\Projects\IW4x-Rawfiles\src\iw4x\iw4x_00\*"

DEL /Q "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x\iw4x_01.iwd" && "%ProgramFiles%\7-Zip\7z.exe" a -m"0=Copy" -t"zip" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x\iw4x_01.iwd" "%UserProfile%\Projects\IW4x-Rawfiles\src\iw4x\iw4x_01\*"

DEL /Q "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x\iw4x_02.iwd" && "%ProgramFiles%\7-Zip\7z.exe" a -m"0=Copy" -t"zip" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x\iw4x_02.iwd" "%UserProfile%\Projects\IW4x-Rawfiles\src\iw4x\iw4x_02\*"

DEL /Q "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x\iw4x_03.iwd" && "%ProgramFiles%\7-Zip\7z.exe" a -m"0=Copy" -t"zip" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x\iw4x_03.iwd" "%UserProfile%\Projects\IW4x-Rawfiles\src\iw4x\iw4x_03\*"

DEL /Q "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x\iw4x_04.iwd" && "%ProgramFiles%\7-Zip\7z.exe" a -m"0=Copy" -t"zip" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x\iw4x_04.iwd" "%UserProfile%\Projects\IW4x-Rawfiles\src\iw4x\iw4x_04\*"

DEL /Q "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x\iw4x_05.iwd" && "%ProgramFiles%\7-Zip\7z.exe" a -m"0=Copy" -t"zip" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x\iw4x_05.iwd" "%UserProfile%\Projects\IW4x-Rawfiles\src\iw4x\iw4x_05\*"

Check

DIR "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x\iw4x_0"*".iwd"

Localization

Linker

MKDIR "%UserProfile%\Projects\IW4x-Rawfiles\ext" & "%SystemRoot%\System32\curl.exe" --output "%Temp%\oat-windows.zip" --location "https://github.com/Laupetin/OpenAssetTools/releases/latest/download/oat-windows.zip" --progress-bar && "%SystemRoot%\System32\tar.exe" -xvf "%Temp%\oat-windows.zip" -C "%UserProfile%\Projects\IW4x-Rawfiles\ext" "Linker.exe" && DEL /Q "%Temp%\oat-windows.zip" & "%UserProfile%\Projects\IW4x-Rawfiles\ext\Linker.exe" --version

English

"%UserProfile%\Projects\IW4x-Rawfiles\ext\Linker.exe" --base-folder "%UserProfile%\Projects\IW4x-Rawfiles\src" --output-folder "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\zone\patch" "iw4x_localized_english" && DIR /B "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\zone\patch\iw4x_localized_english.ff"

Bot Warfare

Download Source

https://github.com/ineedbots/iw4_bot_warfare/commits/master/

"%ProgramFiles%\Git\bin\git.exe" clone --branch "master" --depth "1" --recurse-submodules "https://github.com/ineedbots/iw4_bot_warfare.git" "%UserProfile%\Projects\IW4-Bot-Warfare\src"

Files

"%SystemRoot%\System32\Robocopy.exe" "%UserProfile%\Projects\IW4-Bot-Warfare\src\scriptdata" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\userraw\scriptdata" /E /IS

IWD

Expects 7-Zip

"%ProgramFiles%\7-Zip\7z.exe" a -m"0=Copy" -t"zip" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\userraw\z_svr_bots.iwd" "%UserProfile%\Projects\IW4-Bot-Warfare\src\maps" "%UserProfile%\Projects\IW4-Bot-Warfare\src\scripts" && DIR /B "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\userraw\z_svr_bots.iwd"

Compat Settings

"%SystemRoot%\System32\reg.exe" ADD "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Layers" /v "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x.exe" /t "REG_SZ" /d "~ DISABLEDXMAXIMIZEDWINDOWEDMODE HIGHDPIAWARE DISABLEDWM DISABLETHEMES NoDTToDITMouseBatch" /f

"%SystemRoot%\System32\reg.exe" ADD "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\iw4x.exe" /v "UseLargePages" /t "REG_DWORD" /d "1" /f

Firewall

Block

"%SystemRoot%\System32\netsh.exe" advfirewall firewall add rule name="Call of Duty Modern Warfare 2 (IW4x)" dir="in" action="block" profile="any" program="%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x.exe" & "%SystemRoot%\System32\netsh.exe" advfirewall firewall add rule name="Call of Duty Modern Warfare 2 (IW4x)" dir="out" action="block" profile="any" program="%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x.exe"

Delete Rules

"%SystemRoot%\System32\netsh.exe" advfirewall firewall delete rule name="Call of Duty Modern Warfare 2 (IW4x)"

Libraries

DXVK

https://github.com/doitsujin/dxvk

2.6.2

Last tested: dxvk-2.6.2.tar.gz ³⁾

d3d9.dll

DEL /Q "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x.dxvk-cache" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x_d3d9.log" & "%SystemRoot%\System32\curl.exe" --output "%Temp%\dxvk.tar.gz" --location "https://github.com/doitsujin/dxvk/releases/download/v2.6.2/dxvk-2.6.2.tar.gz" --progress-bar && "%SystemRoot%\System32\tar.exe" -xzf "%Temp%\dxvk.tar.gz" --strip-components="2" -C "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2" "dxvk-*/x32/d3d9.dll" && DEL /Q "%Temp%\dxvk.tar.gz" & DIR /B "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\d3d9.dll"

Environment

"%SystemRoot%\System32\setx.exe" "DXVK_LOG_LEVEL" "none"

"%SystemRoot%\System32\setx.exe" "DXVK_STATE_CACHE" "disable"

dxvk.conf

https://github.com/doitsujin/dxvk/blob/9d6f54a1ade20d1d27dd421024717a636f3d8c68/dxvk.conf

"%SystemRoot%\System32\notepad.exe" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\dxvk.conf"

#dxvk.hud = "devinfo,fps,memory,gpuload,frametimes"
#dxvk.hud = "full"

dxvk.allowFse = "True"
d3d9.maxFrameLatency = "1"
d3d9.maxFrameRate = "-1"
dxvk.latencySleep = "False"
dxvk.disableNvLowLatency2 = "True"
d3d9.hideNvidiaGpu = "False"
d3d9.hideNvkGpu = "False"
d3d9.hideAmdGpu = "False"
d3d9.hideIntelGpu = "False"
d3d9.presentInterval = "0"
dxvk.tearFree = "False"
dxvk.tilerMode = "False"
d3d9.samplerAnisotropy = "16"
d3d9.samplerLodBias = "-2.0"
d3d9.invariantPosition = "False"
dxvk.useRawSsbo = "True"
dxvk.enableGraphicsPipelineLibrary = "False"
dxvk.trackPipelineLifetime = "False"
dxvk.enableMemoryDefrag = "False"
d3d9.dpiAware = "False"
d3d9.lenientClear = "True"
d3d9.floatEmulation = "False"
d3d9.sincosEmulation = "False"
d3d9.forceSwapchainMSAA = "0"
d3d9.deviceLocalConstantBuffers = "True"
d3d9.enumerateByDisplays = "False"
d3d9.seamlessCubes = "True"

# End

DSOAL

https://github.com/kcat/dsoal

master

latest-master/DSOAL.7z

dsound.dll
dsoal-aldrv.dll

"%SystemRoot%\System32\curl.exe" --output "%UserProfile%\Downloads\DSOAL.zip" --location "https://github.com/kcat/dsoal/releases/download/latest-master/DSOAL.zip" --progress-bar && "%SystemRoot%\System32\tar.exe" -xf "%UserProfile%\Downloads\DSOAL.zip" -C "%UserProfile%\Downloads" && MOVE /Y "%UserProfile%\Downloads\DSOAL_r"*".zip" "%UserProfile%\Downloads\DSOAL-master.zip" && "%SystemRoot%\System32\tar.exe" -xf "%UserProfile%\Downloads\DSOAL-master.zip" --strip-components="2" -C "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2" "DSOAL/Win32/dsoal-aldrv.dll" "DSOAL/Win32/dsound.dll" && DIR /B "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\dsoal-aldrv.dll" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\dsound.dll" & DEL /Q "%UserProfile%\Downloads\DSOAL-master.zip" "%UserProfile%\Downloads\DSOAL.zip"

alsoft.ini

https://github.com/kcat/openal-soft/blob/master/alsoftrc.sample

"%SystemRoot%\System32\notepad.exe" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\alsoft.ini"

[general]
drivers = wasapi
resampler = bsinc48
stereo-mode = speakers
period_size = 64
periods = 16

[game_compat]
enable-sub-data-ext = true

# End

Scripts

MKDIR "%ProgramFiles%\Steam\scripts\Call of Duty Modern Warfare 2 (10180)"

"%SystemRoot%\explorer.exe" "%ProgramFiles%\Steam\scripts\Call of Duty Modern Warfare 2 (10180)"

Server Start

"%SystemRoot%\System32\notepad.exe" "%ProgramFiles%\Steam\scripts\Call of Duty Modern Warfare 2 (10180)\iw4x-localhost-server-start.bat"

@echo off

CD "%Temp%"

START "" /MIN /D "%Temp%" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x.exe" -dedicated -console -disable-notifies -disable-mongoose -disable-rate-limit-check +exec "iw4x_localhost.cfg" +map_rotate

:: End

"%ProgramFiles%\Steam\scripts\Call of Duty Modern Warfare 2 (10180)\iw4x-localhost-server-start.bat"

IW4x Updaters

Client

"%SystemRoot%\System32\notepad.exe" "%ProgramFiles%\Steam\scripts\Call of Duty Modern Warfare 2 (10180)\IW4x Client Updater.bat"

@echo off

TITLE IW4x Client Updater
CD "%Temp%"

"%ProgramFiles%\Git\bin\git.exe" -C "%UserProfile%\Projects\IW4x-Client\src" reset --hard "origin/main" --recurse-submodules
"%ProgramFiles%\Git\bin\git.exe" -C "%UserProfile%\Projects\IW4x-Client\src" submodule update --init --recursive --rebase

CD "%UserProfile%\Projects\IW4x-Client\src"

RMDIR /S /Q "%UserProfile%\Projects\IW4x-Client\src\build"
"%UserProfile%\Projects\IW4x-Client\src\tools\premake5.exe" --copy-to="%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2" --disable-binary-check "vs2026"

CD "%Temp%"

"%ProgramFiles%\Microsoft Visual Studio\18\Insiders\MSBuild\Current\Bin\amd64\MSBuild.exe" "%UserProfile%\Projects\IW4x-Client\src\build\iw4x.vcxproj" -target:"Rebuild" -property:"Configuration=Release" -maxCpuCount -nodeReuse:"False" -terminalLogger:"off"

"%SystemRoot%\System32\timeout.exe" /T "1"
"%SystemRoot%\System32\msg.exe" %USERNAME% /TIME:"2" "IW4x Client update complete"

:: End

"%ProgramFiles%\Steam\scripts\Call of Duty Modern Warfare 2 (10180)\IW4x Client Updater.bat"

Rawfiles

"%SystemRoot%\System32\notepad.exe" "%ProgramFiles%\Steam\scripts\Call of Duty Modern Warfare 2 (10180)\IW4x Rawfiles Updater.bat"

@echo off

TITLE IW4x Rawfiles Updater
CD "%Temp%"

"%ProgramFiles%\Git\bin\git.exe" -C "%UserProfile%\Projects\IW4x-Rawfiles\src" reset --hard "origin/main"
"%ProgramFiles%\Git\bin\git.exe" -C "%UserProfile%\Projects\IW4x-Rawfiles\src" pull origin "main" --rebase

"%SystemRoot%\System32\Robocopy.exe" "%UserProfile%\Projects\IW4x-Rawfiles\src\iw4x" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x" /E /IS /XD "iw4x_0*"
"%SystemRoot%\System32\Robocopy.exe" "%UserProfile%\Projects\IW4x-Rawfiles\src\zone" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\zone" /E /IS
COPY /Y "%UserProfile%\Projects\IW4x-Rawfiles\src\iw4x.exe" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x.exe"

DEL /Q "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x\iw4x_"*".iwd"
"%ProgramFiles%\7-Zip\7z.exe" a -m"0=Copy" -t"zip" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x\iw4x_00.iwd" "%UserProfile%\Projects\IW4x-Rawfiles\src\iw4x\iw4x_00\*"
"%ProgramFiles%\7-Zip\7z.exe" a -m"0=Copy" -t"zip" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x\iw4x_01.iwd" "%UserProfile%\Projects\IW4x-Rawfiles\src\iw4x\iw4x_01\*"
"%ProgramFiles%\7-Zip\7z.exe" a -m"0=Copy" -t"zip" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x\iw4x_02.iwd" "%UserProfile%\Projects\IW4x-Rawfiles\src\iw4x\iw4x_02\*"
"%ProgramFiles%\7-Zip\7z.exe" a -m"0=Copy" -t"zip" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x\iw4x_03.iwd" "%UserProfile%\Projects\IW4x-Rawfiles\src\iw4x\iw4x_03\*"
"%ProgramFiles%\7-Zip\7z.exe" a -m"0=Copy" -t"zip" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x\iw4x_04.iwd" "%UserProfile%\Projects\IW4x-Rawfiles\src\iw4x\iw4x_04\*"
"%ProgramFiles%\7-Zip\7z.exe" a -m"0=Copy" -t"zip" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x\iw4x_05.iwd" "%UserProfile%\Projects\IW4x-Rawfiles\src\iw4x\iw4x_05\*"

"%SystemRoot%\System32\curl.exe" --output "%Temp%\oat-windows.zip" --location "https://github.com/Laupetin/OpenAssetTools/releases/latest/download/oat-windows.zip" --progress-bar
"%SystemRoot%\System32\tar.exe" -xf "%Temp%\oat-windows.zip" -C "%UserProfile%\Projects\IW4x-Rawfiles\ext" "Linker.exe"
DEL /Q "%Temp%\oat-windows.zip"
"%UserProfile%\Projects\IW4x-Rawfiles\ext\Linker.exe" --base-folder "%UserProfile%\Projects\IW4x-Rawfiles\src" --output-folder "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\zone\patch" "iw4x_localized_english"

"%SystemRoot%\System32\msg.exe" %USERNAME% /TIME:"2" "IW4x Rawfiles update complete"

:: End

"%ProgramFiles%\Steam\scripts\Call of Duty Modern Warfare 2 (10180)\IW4x Rawfiles Updater.bat"

Bot Warfare Update

"%SystemRoot%\System32\notepad.exe" "%ProgramFiles%\Steam\scripts\Call of Duty Modern Warfare 2 (10180)\Bot Warfare Updater.bat"

@echo off

TITLE Bot Warfare Updater
CD "%Temp%"

"%ProgramFiles%\Git\bin\git.exe" -C "%UserProfile%\Projects\IW4-Bot-Warfare\src" reset --hard "origin/master"
"%ProgramFiles%\Git\bin\git.exe" -C "%UserProfile%\Projects\IW4-Bot-Warfare\src" pull origin "master" --rebase

"%SystemRoot%\System32\Robocopy.exe" "%UserProfile%\Projects\IW4-Bot-Warfare\src\scriptdata" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\userraw\scriptdata" /E /IS
"%ProgramFiles%\7-Zip\7z.exe" a -m"0=Copy" -t"zip" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\userraw\z_svr_bots.iwd" "%UserProfile%\Projects\IW4-Bot-Warfare\src\maps" "%UserProfile%\Projects\IW4-Bot-Warfare\src\scripts"

"%SystemRoot%\System32\msg.exe" %USERNAME% /TIME:"2" "Bot Warfare update complete"

:: End

"%ProgramFiles%\Steam\scripts\Call of Duty Modern Warfare 2 (10180)\Bot Warfare Updater.bat"

Profile Back-up

"%SystemRoot%\System32\notepad.exe" "%ProgramFiles%\Steam\scripts\Call of Duty Modern Warfare 2 (10180)\IW4x Profile Backup.bat"

@echo off

CD "%Temp%"

"%SystemRoot%\System32\tar.exe" -czf "%UserProfile%\Downloads\%RANDOM%-IW4x-Profile.tar.gz" -C "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\players" "iw4x.stat"

"%SystemRoot%\System32\msg.exe" %USERNAME% /TIME:"2" "IW4x Profile Backed-up Successfully to Downloads"

:: End

"%ProgramFiles%\Steam\scripts\Call of Duty Modern Warfare 2 (10180)\IW4x Profile Backup.bat"

Settings

MKDIR "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\players"

Client

"%SystemRoot%\System32\notepad.exe" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\players\iw4x_custom.cfg"

// General
seta net_noipx "1"
seta sv_lanOnly "1"
seta cl_packetdup "0"
seta g_log "NUL"
seta com_maxfps "0"
seta ui_nativeCursor "1"
seta r_preloadShaders "1"
seta cl_autoRecord "0"
seta cl_voice "0"

// Graphics
seta r_useD3D9Ex "0"
seta r_fullscreen "1"
seta r_noborder "0"
seta r_vsync "0"
seta r_mode "640x480"
seta r_aspectRatio "standard"
seta r_texFilterAnisoMax "16"
seta r_texFilterAnisoMin "16"

// Player
seta name "Espionage724"
seta clanName "RoE"
seta cl_anonymous "1"
seta cl_notifyFriendState "0"
bind MOUSE3 "+melee"
bind MWHEELDOWN "weapnext"

// Bot Warfare
seta bots_main_menu "0"
seta bots_manage_fill "10"
seta bots_main_chat "0"
seta bots_skill "5"

// End

Server

https://github.com/iw4x/iw4-server-configs

"%SystemRoot%\System32\notepad.exe" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\players\iw4x_localhost.cfg"

// Server
set sv_hostname "IW4x (localhost)"
set sv_motd "Welcome to your localhost server!"
set net_port "28960"
set g_password ""
set sv_securityLevel "22"
set sv_randomMapRotation "1"

// General
set net_noipx "1"
set sv_lanOnly "1"
set g_antilag "0"
set cl_packetdup "0"
set com_maxfps "0"
set g_log "NUL"
set cl_voice "0"

// TDM
set g_gametype "war"
set sv_maprotation "gametype war map mp_afghan gametype war map mp_boneyard gametype war map mp_brecourt gametype war map mp_checkpoint gametype war map mp_derail gametype war map mp_estate gametype war map mp_favela gametype war map mp_highrise gametype war map mp_invasion gametype war map mp_nightshift gametype war map mp_quarry gametype war map mp_rundown gametype war map mp_rust gametype war map mp_subbase gametype war map mp_terminal gametype war map mp_underpass"

// FFA
//set g_gametype "dm"
//set sv_maprotation "gametype dm map mp_afghan gametype dm map mp_boneyard gametype dm map mp_brecourt gametype dm map mp_checkpoint gametype dm map mp_derail gametype dm map mp_estate gametype dm map mp_favela gametype dm map mp_highrise gametype dm map mp_invasion gametype dm map mp_nightshift gametype dm map mp_quarry gametype dm map mp_rundown gametype dm map mp_rust gametype dm map mp_subbase gametype dm map mp_terminal gametype dm map mp_underpass"

// Bot Warfare
set bots_main_firstIsHost "1"
set bots_main_waitForHostTime "0"
set bots_manage_fill "17"
set bots_main_menu "0"
set bots_main_chat "0"
set bots_skill "5"

// End

Launcher Shortcuts

Desktop

IW4x

"%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x.exe" +exec "iw4x_custom.cfg" +set "r_fullscreen 1" +set "g_antilag 0"

IW4x

Server Start

"%ProgramFiles%\Steam\scripts\Call of Duty Modern Warfare 2 (10180)\iw4x-localhost-server-start.bat"

IW4x Server

Start Menu

MKDIR "%AppData%\Microsoft\Windows\Start Menu\Programs\IW4x" & "%SystemRoot%\explorer.exe" "%AppData%\Microsoft\Windows\Start Menu\Programs\IW4x"

IW4x

"%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x.exe" +exec "iw4x_custom.cfg" +set "r_fullscreen 1" +set "g_antilag 0"

IW4x

Windowed

"%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\iw4x.exe" +exec "iw4x_custom.cfg" +set "r_fullscreen 0" +set "g_antilag 0"

IW4x (window)

Server Start

"%ProgramFiles%\Steam\scripts\Call of Duty Modern Warfare 2 (10180)\iw4x-localhost-server-start.bat"

Server Start (localhost)

IW4x Client Update

"%ProgramFiles%\Steam\scripts\Call of Duty Modern Warfare 2 (10180)\IW4x Client Updater.bat"

IW4x Client Update

IW4x Rawfiles Update

"%ProgramFiles%\Steam\scripts\Call of Duty Modern Warfare 2 (10180)\IW4x Rawfiles Updater.bat"

IW4x Rawfiles Update

Bot Warfare Update

"%ProgramFiles%\Steam\scripts\Call of Duty Modern Warfare 2 (10180)\Bot Warfare Updater.bat"

Bot Warfare Update

Profile Backup

"%ProgramFiles%\Steam\scripts\Call of Duty Modern Warfare 2 (10180)\IW4x Profile Backup.bat"

Profile Back-up

Profile Folder

MKDIR "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\players"

"%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\players"

Profile Folder

Install Notes

"https://wiki.realmofespionage.xyz/games:windows:cod_mw2_2009_iw4x_steamcmd"

Install Notes

Quick Commands

Save Restore

players\iw4x.stat

MKDIR "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\players" & "%SystemRoot%\explorer.exe" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\players"

Main Config

"%SystemRoot%\System32\notepad.exe" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2\players\iw4x_config.cfg"

Root Folder

"%SystemRoot%\explorer.exe" "%ProgramFiles%\Steam\steamapps\common\Call of Duty Modern Warfare 2"

¹⁾

https://store.steampowered.com/app/10180/Call_of_Duty_Modern_Warfare_2_2009/

²⁾

https://iw4x.io/

³⁾

2.7+ requires Vulkan 1.3

Table of Contents

Information

Prerequisites

Dependencies

Visual Studio 2026

Required Components

Modern Warfare 2

Restore Files

Install

Validate

IW4x

Client

Download Source

Compile

Rawfiles

Download Source

Files

IWDs

Check

Localization

Linker

English

Bot Warfare

Download Source

Files

IWD

Compat Settings

Firewall

Block

Delete Rules

Libraries

DXVK

2.6.2

Environment

dxvk.conf

DSOAL

master

alsoft.ini

Scripts

Server Start

IW4x Updaters

Client

Rawfiles

Bot Warfare Update

Profile Back-up

Settings

Client

Server

Launcher Shortcuts

Desktop

IW4x

Server Start

Start Menu

IW4x

Windowed

Server Start

IW4x Client Update

IW4x Rawfiles Update

Bot Warfare Update

Profile Backup

Profile Folder

Install Notes

Quick Commands

Save Restore

Main Config

Root Folder