Civilization IV

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Sid Meier's Civilization IV
Release dates
October 25, 2005
June 30, 2006
Civilization IV at WineHQ
Civilization IV at SteamDB
 Civilization IV at Wikipedia
Civilization 1991
CivNet 1995
Civilization II 1996
Conflicts in Civilization
Fantastic Worlds
Test of Time
Civilization III 2003
Play the World
Civilization IV 2005
Beyond the Sword
Civilization IV: Colonization 2008
Civilization V 2010
Gods & Kings
Brave New World
Civilization: Beyond Earth 2014

Key points

Advantage Mod friendly.
Advantage Active community.
Advantage If you own retail version, you have to request multiplayer patch.[1]
Information Steam version online multiplayer has been transitioned to Steamworks.[2]

General information

More information Steam Community Discussions
More information Steam Users' Forums for game series
More information Official Downloads page (patches, SDK, etc.)


In-game general settings.
Source DRM Notes Keys
Retail Disc check The Complete Edition contains no DRM. Individual versions of the game include DRM, but it can be removed through patches.
Mac App Store Availability Table Icons - Mac App Store.svg OS X only.
Steam Availability Table Icons - Steam.svg All versions available, including Complete Edition.
Information Retail version owners can contact 2K Support for Steam product keys.[2]

Version differences[edit]

The Complete Edition[edit]

The Complete Edition contains the base game, Warlords, Beyond the Sword, and Colonization on a single DVD. It contains an updated DirectX installer and contains no DRM. The individual games still require patches to the current version.

Essential improvements[edit]


Detailed installation steps[edit]

A very thorough set of instructions on how to install Civilization IV and its expansions are available here.

Skip intro videos[edit]

Fix Instructions

  1. Open up CivilizationIV.ini
  2. Change 'NoIntroMovie' from 0 to 1.

Game data[edit]

In-game gameplay settings.

Configuration file(s) location[edit]

Windows %APPDATA%\Firaxis Games\Sid Meier's Civilization 4

Save game data location[edit]

Windows %APPDATA%\Firaxis Games\Sid Meier's Civilization 4

Save game cloud syncing[edit]

System Native Notes
Steam Cloud No native support
GameSave Manager Native support Base game and both expansions.

Video settings[edit]

Video settings.
Graphics option Option WSGF Notes
Widescreen resolution Native support WSGF WS Silver.svg
Multi-monitor Hackable WSGF MM Silver.svg See the WSGF page for a fix.
Field of view (FOV) Not applicable
Windowed Native support
Borderless fullscreen windowed Hackable No option, but can be forced with external utilities. See Borderless fullscreen windowed.
Anisotropic filtering (AF) No native support
Anti-aliasing (AA) Native support
Vertical sync (Vsync) Native support
60 FPS Unknown
120+ FPS Unknown

Input settings[edit]

Keyboard and mouse Native Notes
Remapping No native support
Mouse acceleration No native support
Mouse input in menus Native support
Mouse Y-axis inversion Not applicable
Controller support No native support

Audio settings[edit]

Audio settings.
Audio options Native Notes
Separate volume controls Native support Music, Sound Effects, Speech, Ambience, Interface.
Surround sound Native support Up to 8.1.
Subtitles Native support
Closed captions Native support
Mute on focus lost Native support


Language UI Audio CC Notes
English Native support Unknown Native support
French Native support Unknown Unknown
German Native support Unknown Unknown
Italian Native support Unknown Unknown
Spanish Native support Unknown Unknown


Multiplayer types

Type Native Players Notes
Local play Native support 6 Hot seat
LAN play Native support
Online play Native support Non-Steam versions require a GameSpy ID.
Asynchronous multiplayer Native support

Connection types

Type Native Notes
Matchmaking No native support
Peer-to-peer Native support
Dedicated Unknown
Self-hosting Native support
Direct IP Native support Removed from the Steam version.[2] Install the beta to regain access.[3]


Protocol Port(s) and/or port range(s)
TCP (outbound) 2033, 2056, 3783, 6500, 6667, 28900, 29900, 29001
UDP (outbound) 2302-2400, 6500, 6515, 13139, 27900

Issues fixed[edit]

DirectX issues[edit]

To ensure the original game and its expansions run properly, install the latest DirectX End-User Runtimes. This is not a problem with the Complete Edition, which installs the correct DirectX version automatically.

Failed Initializing Python[edit]

Information Caused by discontinued support for Python 2.3 in OS X Yosemite 10.10.

Fix Copy Python 2.3 back into OS X[4]

  1. Download BTS YosemitePython Fix.7z.
  2. Copy the folders '2.3' and '2.5' to /Library/Python/. Enter your administrator password.
  3. Navigate to /System/Library/Frameworks/Python.framework/Versions/ and delete the alises for '2.3' and '2.5' and copy in the '2.3' and '2.5' folders from the BTS Yosemite Python Fix.

System requirements[edit]

Minimum Recommended
Operating system (OS) 2000 XP, Vista, 7, 8
Processor (CPU) 1.2 GHz Intel Pentium 4 or AMD Athlon processor or equivalent 1.8 GHz Intel Pentium 4 or AMD Athlon processor or equivalent/better
System memory (RAM) 256 MB 1 GB
Hard disk drive (HDD) 1.7 GB 3.8 GB
Video card (GPU) Video Card with Hardware T&L (GeForce 2/Radeon 7500 or better)
64 MB of VRAM
Video Card with DirectX 9 support (pixel and vector shaders)
128 MB of VRAM
DirectX 9 compatible


  1. multiplayer patch request
  2. 2.0 2.1 2.2 2K Online Server Migration from GameSpy Technology – 2K Support
  3. Direct IP and Installing Pre-Steamworks Civilization IV (Unsupported) on Steam – 2K Support