Frequently Asked Questions
Find answers to the most common questions about Horizon MW
What game do I need in order to play Horizon MW?
You need Call of Duty®: Modern Warfare Remastered (2017). You do NOT need to own MW2 or MW2CR. You can purchase a copy here: Steam Store
What are the system requirements for Horizon MW?
The minimum requirements for Horizon MW are:
- OS: Windows 10 (64-bit)
- Processor: Intel Core i3-4340 / AMD FX-6300
- Memory: 8 GB RAM
- Graphics: NVIDIA GeForce GTX 670 / AMD Radeon HD 7950
- DirectX: Version 11
- Network: Broadband Internet connection
- Storage: 25 GB available space
For the best experience, we recommend:
- OS: Windows 10/11 (64-bit)
- Processor: Intel Core i5-6600 / AMD Ryzen 5 1600X
- Memory: 16 GB RAM
- Graphics: NVIDIA GeForce GTX 1060 / AMD Radeon RX 580
- DirectX: Version 12
- Network: Broadband Internet connection
- Storage: 25 GB available space (SSD recommended)
How do I install Horizon MW?
Installing Horizon MW is simple:
- Download the installer from our download page
- Extract the ZIP file to a location of your choice
- Run "HorizonMW_Setup.exe" and follow the on-screen instructions
- Launch the game using the desktop shortcut or the Horizon MW launcher
For a visual guide, check out our installation tutorial video.
Will my repack work with this?
No! We do not endorse piracy and will not help you fix issues with an illegitimate copy of the game. The Steam copy provides all the necessary, up-to-date files to run HMW without issue.
Why does nothing happen when I open the launcher / my game executable is not being detected?
Extract all the files from the .zip archive before trying to open the launcher; ensure the game directory in the settings panel points to the folder where h1_mp64_ship.exe
is.
If this does not work, close the launcher, delete launcher_settings.json
, reopen the launcher, then reselect game directory. If this does not work either, launch the game from hwm-mod.exe
directly.
What maps are available in Horizon MW?
Horizon MW includes maps from three classic Call of Duty titles: Modern Warfare Remastered (MW1), Modern Warfare 2 (MW2), and Modern Warfare 3 (MW3). This comprehensive collection gives players access to many of the most beloved maps in CoD history, all remastered with improved graphics and optimized for modern gameplay.
Current map count: 85 maps total.
Does Horizon MW have controller support?
Yes, controller support is fully functional throughout the game, except during map votes. Controllers have aim assist, though values have been adjusted from the original MWR settings.
Is there Linux support for Horizon MW?
Our developers and community members are working on official Linux support. There's also an unofficial Linux version available on GitHub: HorizonMW Linux Client
Are there official Horizon MW servers?
Yes, we have official servers. Server keys are being distributed carefully to trusted hosts who maintain high-quality gaming environments. This ensures a consistent experience across the Horizon MW network.
Why do I have no 'Verify game files' button / the 'Play' button is greyed out / all text is overlapping?
Click on the cog at the top right corner of the launcher, then 'Select Install Directory'. Navigate to your MWR directory, then click 'Finish and Save'.
My launcher says it is out of date, but then closes itself and nothing happens?
Manually download the latest version of the launcher from the latest message in the #announcements channel of our Discord, then follow the installation procedure.
Why do I get a 'missing eng_code_post_gfx_mp file' error?
Change the language of the game to English or Spanish from the following location: Right-click MWR on Steam > 'Properties...' > 'Language', then let the game update.
Why do I get a 'File size mismatch, bad game files' error?
Your pirated copy of the game provided you with outdated files. Purchase the game legitimately to obtain up-to-date ones.
My game crashes on startup. How can I fix this?
Here are some common solutions for startup crashes:
- Make sure your graphics drivers are up to date
- Run the game as administrator
- Disable any overlay software (Discord, Steam, etc.)
- Verify your antivirus isn't blocking the game
- Try running in compatibility mode for Windows 10
If these solutions don't work, please join our Discord server for personalized help.
Why do I get an "Access to path is denied" error?
If you installed MWR through the Microsoft Store, you will not have the TrustedInstaller permissions required to modify the game files. Otherwise, ensure you are running the launcher as an Administrator, and that the directory is NOT in Read-only mode.
Why do I get a "Fatal error (0xC0000005)" error?
Windows 11 users must add an exception for hwm-mod.exe
inside 'Program settings' under their 'Exploit Protection' module, which can be found in Settings > 'Windows Security' > 'App & browser control' > 'Exploit protection settings'.
Specifically, 'Control Guard (CFG)' and 'Force Randomization for images (Mandatory ASLR)' must be set to OFF.
Is Horizon MW optimized for high refresh rate monitors?
Yes, Horizon MW supports high refresh rates up to 240Hz. You can set your preferred refresh rate in the game settings. The game engine has been optimized to provide smoother gameplay on high refresh rate monitors.
Where do I find the latest favorites.json file?
The H2M method of seeing servers in the server browser via favorites.json
is no longer relevant, as HMW fixes the online server browser. Simply ensure that you are running the latest version of the mod.
Why do I only see one / four / no servers in the browser?
Change your server source to Internet by clicking the Filter Servers button in the server browser. If that doesn't work, your mod is out of date. Grab the latest launcher from our Discord announcements channel, then verify files to get up-to-date ones.
Why is my file verification stuck / giving me a 522 or a 404 error?
Try changing to a different download server from the launcher settings panel.
Why was my progress reset after updating the game?
Head into \...\players2\user\
inside the game directory, then delete the hmwcdta
and hmwdta
files. Rename h2mcdta
and h2mdta
(your old stats) to hmwcdta
and hmwdta
.
Why are my killcams laggy?
This happens when your unlocked FPS is too high. Limit in-game FPS by inputting the com_maxfps 250
command into the in-game console (opened with ~
).
Why do my weapons not show up at class creation?
Under 'Options' > 'Graphics' > 'Video', lower the 'FOV' slider to less than half.
Why can I not look up while using Mouse and Keyboard?
Disable any programs that make use of external audio drivers, such as NVIDIA Broadcast, VoiceMeeter, or Ableton. If that doesn't work, go to Windows Settings > 'Sound' > 'Sound Control Panel' > Right-click and 'Disable' any unused device under the 'Playback' and/or 'Recording' tab(s).
Why are my throwing knives javelins and why does using them boot me from the lobby with an error message?
These are remnants of H2M interfering with your HMW install. Navigate to your zone
folder inside the game directory, then delete any files or folders that have the h2m
prefix.
Nothing I tried worked, can I still make this work?
- Verify your files through the Steam Library (Right-click MWR > 'Properties...' > 'Installed Files' > 'Verify integrity of game files').
- Turn off any third-party antivirus or VPN software, then reverify game files through the launcher.
- Make sure your game directory does not contain Cyrillic letters and does not contain the word 'h2m' in it.
- Delete the
h2m-mod
andhmw-mod
folders from the following directory:C:\Users\%USERNAME%\AppData\Local
. - Delete the
hmw_pre_gfx
orh2m_pre_gfx
files from\...\hmw-mod\zone
, then reverify files through the launcher.
How can I report a bug or suggest a feature?
We appreciate your feedback! You can report bugs or suggest features in several ways:
- Join our Discord server and use the dedicated channels
- Submit an issue on our GitHub repository
- Contact us through our social media platforms
Please include as much detail as possible when reporting bugs, including your system specifications and steps to reproduce the issue.
Are there tutorial videos for installing Horizon MW?
Yes, several content creators have made installation tutorials for Horizon MW, including James Reborn, ItsSwiftyFr, WildChild, and NerosCinema. You can find these videos on YouTube by searching for "Horizon MW installation tutorial".
What's the anti-cheat situation in Horizon MW?
An anti-cheat system is currently being developed to ensure fair gameplay for all users. Additionally, server owners have the ability to manage their servers and can implement additional anti-cheat measures as needed.
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