MechWarrior 4: Mercenaries

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MechWarrior 4: Mercenaries
MechWarrior 4: Mercenaries cover
Developers
FASA Interactive
Publishers
Microsoft Game Studios
MekTek Studios
Release dates
Windows November 7, 2002
MechWarrior 4: Mercenaries on Wikipedia

Warnings

SafeDisc retail DRM no longer functions properly on Windows Vista and later (see Availability for affected versions).
MechWarrior
MechWarrior 1989
MechWarrior 2: 31st Century Combat 1995
MechWarrior 2: Mercenaries 1996
MechWarrior 3 1999
MechWarrior 4: Vengeance 2000
MechWarrior 4: Mercenaries 2002
MechWarrior: Living Legends (unofficial game) 2009
MechWarrior Online 2012
MechWarrior 5: Mercenaries 2019

Key points

Comes with all 'Mechs from the MechWarrior 4: Vengeance's expansion
Compatible with MechWarrior 4: Vengeance's Mech Packs.
No longer available as freeware.[1]

General information

BattleTech Wiki - A massive wiki for everything BattleTech related
MechWarrior 4: Mercenaries on TheGameEngine.org - solving some technical issues.

Availability[edit]

Source DRM Notes Keys OS
Retail
Disc check (requires the CD/DVD in the drive to play)
SafeDisc v2 DRM[Note 1].
Windows
SafeDisc retail DRM no longer functions properly on Windows Vista and later (see above for affected versions).
This game is no longer available digitally.[1]

Game data[edit]

Configuration file(s) location[edit]

System Location
Windows <path-to-game>\options.ini[Note 2]
<path-to-game>\RESOURCE\Pilots\<user-id>\options.mw4

Save game data location[edit]

System Location
Windows <path-to-game>\RESOURCE\Pilots\[Note 2]

Video settings[edit]

Launcher settings.
Launcher settings.
Graphics feature State WSGF Notes
Widescreen resolution
False for retail; true for Free Release (abandoned project mektech offered High Definition Patch).
Multi-monitor
Ultra-widescreen
4K Ultra HD
Field of view (FOV)
Windowed
Toggle with Alt+ Enter.
Borderless fullscreen windowed
Anisotropic filtering (AF)
Anti-aliasing (AA)
On/off only; set in the launcher.
Vertical sync (Vsync)
60 FPS and 120+ FPS

Input settings[edit]

Audio settings[edit]

Audio settings.
Audio settings.
Audio feature State Notes
Separate volume controls
Music and Sound Effects.
Surround sound
Subtitles
Closed captions
Mute on focus lost

Network[edit]

Multiplayer types

Type Native Players Notes
LAN play
Online play
16

Connection types

Issues fixed[edit]

"Your current hardware or driver setup is not compatible with MechWarrior 4" error[edit]

When attempting to run the game on a modern Nvidia GPU you may receive the error "Your current hardware or driver setup is not compatible with MechWarrior 4..."; you may also be prevented from selecting your graphics card in the autoconfig_MERCS.exe setup program.
Rename imagehlp.dll[4]
  1. Go to <path-to-game>\Assets\Binaries\
  2. Delete or rename imagehlp.dll.
  3. Run autoconfig_MERCS.exe as administrator.
  4. Select the correct GPU and setup options as preferred and click continue. You should now be able to run the game normally.

Other information[edit]

API[edit]

Technical specs Supported Notes
Direct3D 8.1
Executable 32-bit 64-bit Notes
Windows

System requirements[edit]

Windows
Minimum
Operating system (OS) 98, ME, 2000, XP
Processor (CPU) 700 MHz
System memory (RAM) 128 MB
Hard disk drive (HDD) 1 GB
3 GB (Free Release)
Video card (GPU) 16 MB of VRAM

Notes

  1. SafeDisc retail DRM does not work on Windows 10[2] and is disabled by default on Windows Vista, Windows 7, Windows 8, and Windows 8.1 when the KB3086255 update is installed.[3]
  2. 2.0 2.1 When running this game without Administrator elevation, activity in %PROGRAMFILES%, %PROGRAMFILES(X86)%, and %WINDIR% might be redirected to %LOCALAPPDATA%\VirtualStore\ (more details).

References