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Fallout cover
Interplay Entertainment
Mac OS (Classic) The Omni Group
Interplay Entertainment
Digital, post-2015 Bethesda Softworks
Mac OS, OS X MacPlay
Fallout Engine
Release dates
DOS October 10, 1997
Windows October 10, 1997
Mac OS (Classic) December 1, 1997
macOS (OS X) August 9, 2002
Linux January 3, 2012[1]
Fallout guide at StrategyWiki
Fallout at Wikipedia
Fallout 1997
Fallout 2 1998
Fallout Tactics: Brotherhood of Steel 2001
Fallout 3 2008
Fallout: New Vegas 2010
Fallout 4 2015
Fallout Shelter 2016
Fallout 4 VR 2017
Fallout 76 2018

Key points

It is highly recommended to install the Fallout Fixt patch
The GOG.com version of the game is the most compatible with modern operating systems

General information

Official game page
The Vault - A huge wiki for the series
No Mutants Allowed - General Fallout Discussion
GOG.com Community Discussions for game series
GOG.com Support Page
Steam Community Discussions


Source DRM Notes Keys OS
US uncensored, EU censored.
Mac OS
macOS (OS X)
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Bethesda.net Launcher
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Previous Interplay-published version supported OS X as well. Comes configured with the Fallout 1 High Resolution Patch.
Green Man Gaming
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Humble Store
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Comes configured with the Fallout 1 High Resolution Patch.
Fallout Classic Collection includes Fallout, Fallout 2, and Fallout Tactics: Brotherhood of Steel.
The Linux version of Fallout 1 is actually the DOS version which uses DOSBox in order to play it. It was exclusive to Desura store and it is no longer available. The same is also true for the digital release of the Mac version, though the retail version was a true native port.

Essential improvements[edit]

Fallout 1 High Resolution Patch[edit]

1024x768 resolution using the Fallout 1 High Resolution Patch v3.0.6.
1024x768 resolution using the Fallout 1 High Resolution Patch v3.0.6.
Can also be downloaded as part of the Fallout Fixt mod compilation
Included with the GOG.com and Steam releases

A utility/patch that modifies the game in memory to add support for windowed mode, higher resolutions, and various other enhancements.

Further details can be found in the official thread.

Fallout Fixt[edit]

Patch compilation which contains several essential patches and bug fixes, allows for high and widescreen resolutions. Also contains optional fan content.
updating to the latest version of Crafty's Sfall is recommended to fix bugs, version included is out of date.

Game data[edit]

Error creating thumbnail: convert: ../../magick/quantum.c:216: DestroyQuantumInfo: Assertion `quantum_info != (QuantumInfo *) NULL' failed. /usr/bin/timeout: the monitored command dumped core /var/www/wiki-local/mw/w/includes/shell/limit.sh: line 101: 10381 Aborted /usr/bin/timeout $MW_WALL_CLOCK_LIMIT /bin/bash -c "$1" 3>&- Error code: 134
In-game general settings.

Configuration file(s) location[edit]

System Location
DOS <path-to-game>\fallout.cfg
Windows <path-to-game>\fallout.cfg[Note 1]
Mac OS (Classic)
macOS (OS X)
Linux (Proton) <Steam-folder>/steamapps/compatdata/38400/pfx/[Note 2]
It's unknown whether this game follows the XDG Base Directory Specification on Linux. Please fill in this information.

Save game data location[edit]

System Location
DOS <path-to-game>\data\SAVEGAME\
Windows <path-to-game>\data\SAVEGAME\[Note 1]
Mac OS (Classic)
macOS (OS X)
Linux (Proton) <Steam-folder>/steamapps/compatdata/38400/pfx/[Note 2]
Save games can be transferred between Windows, Mac OS and DOS installations of the game.

Save game cloud syncing[edit]

System Native Notes
GOG Galaxy
Steam Cloud
Syncs up to 953.67 MB of game data (maximum 1000 files).

Video settings[edit]

In-game video settings (GOG.com version).
In-game video settings (GOG.com version).
Graphics option Option WSGF Notes
Widescreen resolution
Native widescreen support in the Bethesda releases on GOG.com and Steam via the Fallout 1 High Resolution Patch. For any other version, use the Fallout Fixt patch.
4K Ultra HD
Fallout Fixt patch allows 4K, but it is not recommended. Text becomes too small to read, and there is no improvement to graphical quality relative to lower resolutions.
Field of view (FOV)
Use D3DWindower or the Fallout 1 High Resolution Patch.[2]
Borderless fullscreen windowed
Use Fallout Fixt or Fallout 1 High Resolution Patch and in f1_res.ini set "WINDOWED=1" and "WINDOWED_FULLSCREEN=1"
Anisotropic filtering (AF)
Anti-aliasing (AA)
Vertical sync (Vsync)
To minimize screen tearing, disable fullscreen optimizations on the executable of the game.
60 FPS and 120+ FPS
Game is coded to run at low FPS, but mouse control is unaffected.

Input settings[edit]

Keyboard and mouse Native Notes
For DOSBox use the DOSBox Mapper (see the glossary page for other workarounds).
Mouse acceleration
Mouse sensitivity
Mouse input in menus
Mouse Y-axis inversion
Controller support
For DOSBox use the DOSBox Mapper (see the glossary page for other workarounds).

Audio settings[edit]

Audio options Native Notes
Separate volume controls
Master, music/movie, SFX and speech
Surround sound
Closed captions
Mute on focus lost


Language UI Audio Sub Notes
Fan translation, download.
Local retail version only.
Official localization by «1C-Softclub». Local retail version only.
Unofficial translation by «Fargus Multimedia».

Issues fixed[edit]

Rainbow color problems in older games[edit]

Use the fix below; if it fails see Rainbow color problems in older games for solutions.
ddraw.ini mode[citation needed]
Only works in a limited number of cases.
  1. Open ddraw.ini.
  2. Find the [Graphics] header.
  3. Change mode=0 to:

mode=4 for fullscreen dx9 mode or mode=5 for windowed dx9 mode.


If this fix fails see Rainbow color problems in older games for solutions.

Error Initializing Video Mode 640x480[edit]

Custom Resolution[3]
  1. Create a custom resolution of 640x480 with 60Hz refresh rate and 8 bits per pixel.

Retail install error[edit]

The CD version of the game reports an error upon start-up if run on modern versions of Windows.
Installer Compatibility Mode[citation needed]

Run the installer in compatibility mode for Windows 95.

Other information[edit]


Technical specs Supported Notes
Direct3D 9 Requires the Fallout 1 High Resolution Patch.
DirectDraw 3.0a, 7 DirectDraw 7 support requires the Fallout 1 High Resolution Patch.
Mac OS, OS X, and Linux only.
DOS video modes SVGA
64-bit executable

System requirements[edit]

Operating system (OS) 5.0
Processor (CPU) Intel Pentium
System memory (RAM) 32 MB
Hard disk drive (HDD) 10 MB
Video card (GPU) SVGA
Minimum Recommended
Operating system (OS) 95
Processor (CPU) Intel Pentium 90 MHz
System memory (RAM) 16 MB
Hard disk drive (HDD) 10 MB (CD version only, minimal install)
Video card (GPU) DirectX 3.0a compatible
Mac OS
Operating system (OS) 7.5 or greater
Processor (CPU) 80 MHz or faster PowerPC
System memory (RAM) 16 MB (with Virtual Memory turned off)
Hard disk drive (HDD) 95 MB
Video card (GPU) 640x480 capable color monitor; Display Library (version 1.0 or greater) required for System 7.5 to System 7.5.2; Display Enabler (version 2.0 or greater) required for System 7.5 to System 7.5.1; DrawSprocket 1.1.2 or later is required for all (classic) system software
macOS (OS X)
Minimum Recommended
Operating system (OS) 10.1.4 (digital version uses DOSBox/Wine and requires 10.6.8+)
Processor (CPU) G3-233 MHz (Intel Core 2 Duo 2 GHz+ for digital release)
System memory (RAM) 128 MB (2 GB for digital)
Hard disk drive (HDD) 600 MB
Video card (GPU) 256 MB of VRAM


  1. 1.0 1.1 When running this game without Administrator elevation, activity in %PROGRAMFILES%, %PROGRAMFILES(X86)%, and %WINDIR% might be redirected to %LOCALAPPDATA%\VirtualStore\ (more details).
  2. 2.0 2.1 File/folder structure within this directory reflects the path(s) listed for Windows and/or Steam game data (use Wine regedit to access Windows registry paths). Games with Steam Cloud support may store data in ~/.steam/steam/userdata/<user-id>/38400/ in addition to or instead of this directory. The app ID (38400) may differ in some cases. Treat backslashes as forward slashes. See the glossary page for details.