
There is nothing worse than sinking 50 hours into Modulus: Factory Automation, perfectly optimizing a sprawling, multi-level conveyor layout to build a massive Neural Monument, only to lose your progress to a corrupted save file, an unexpected crash, or a Steam Cloud sync error.
Because Happy Volcano’s game is deeply focused on creative, voxel-based automation without enemies or time limits, your biggest threat isn’t a boss fight—it’s losing your complex architectural designs.
Whether you want to manually back up your creative sandbox playthrough, share your factory blueprints with a friend, or modify the configuration files to uncap your frame rate, you first need to know exactly where the Unity engine stores its data.
Below are the exact, verified file paths for Modulus: Factory Automation across Steam, Epic Games, Xbox Game Pass, and Steam Deck.
Quick Answer: Exact File Paths (TL;DR)
If you just need the directory locations immediately, copy and paste these into your Windows File Explorer:
- Steam / Epic Games Save Path:
%USERPROFILE%\AppData\LocalLow\Happy Volcano\Modulus\ - Steam Deck Save Path:
/home/deck/.local/share/Steam/steamapps/compatdata/2779120/pfx/drive_c/users/steamuser/AppData/LocalLow/Happy Volcano/Modulus/ - Xbox Game Pass Save Path:
%LOCALAPPDATA%\Packages\HappyVolcano.Modulus_String\SystemAppData\wgs\
Expert Note: The Cloud Sync Danger
“We have all been there. You are deep into Modulus: Factory Automation, just about to connect the final module to the Grand Neural Network, and your PC crashes due to a power outage. When you relaunch, Steam Cloud accidentally overwrites your local factory save with a blank state. It is an automation gamer’s worst nightmare. I specifically wrote this guide because Unity engine save management can be tricky. Please back up your LocalLow save folder manually right now. Don’t learn this lesson the hard way.”
Windows PC Save File Location (Steam & Epic Games)
Because Modulus: Factory Automation is built on the Unity engine, it does not use the standard “Documents” folder or the Unreal Engine “AppData\Local” path. For players who purchased the game on Steam or Epic Games Store, the save files are securely tucked away in the hidden Windows AppData directory under LocalLow.
How to navigate there manually:
- Press the Windows Key + R to open the Run dialog box.
- Type
%appdata%and press Enter. (This opens the Roaming folder). - Click “AppData” in your folder address bar to go up one level.
- Open the LocalLow folder.
- Scroll down and open the folder named Happy Volcano and then Modulus. Your factory blueprints and
.savfiles are located here. - 請注意: If you cannot see the AppData folder, open File Explorer, click the View tab at the top, and check the box for “Hidden items”.
Where to Find the Config File Settings (Graphics & FOV)
If you are trying to manually tweak graphics settings that are missing from the in-game menu (such as disabling motion blur, forcing V-Sync off, or altering shadow cascades for better performance on massive factories), you need to know how Unity handles configurations.
Unlike most games that generate an .ini file, Unity saves your graphics, audio, and resolution settings in the Windows Registry.
How to edit the config via Registry:
- Press Win + R, type
regedit, and press Enter. - Navigate to:
HKEY_CURRENT_USER\SOFTWARE\Happy Volcano\Modulus\ - Here you will find hex values for your resolution, graphics quality, and audio.
- Warning: Editing the registry is highly risky. Do not alter these hex values unless you are experienced, as changing the wrong data can break the game’s startup sequence and force a reinstall.
Steam Deck / Linux Save Location
Playing Modulus: Factory Automation on the go? The Steam Deck uses Proton to emulate the Windows file structure. Your save files are buried inside the compatdata folder, routing specifically to the emulated LocalLow directory.
The Steam Deck file path is:
/home/deck/.local/share/Steam/steamapps/compatdata/2779120/pfx/drive_c/users/steamuser/AppData/LocalLow/Happy Volcano/Modulus/
提示: The folder “2779120” is the specific Steam App ID assigned to Modulus: Factory Automation.
Xbox Game Pass / Microsoft Store Save Location
If you are playing via PC Game Pass or the Windows Store, Microsoft encrypts the save data and stores it in a completely different, highly protected system folder.
The Windows Store file path is:
C:\Users\[Your Username]\AppData\Local\Packages\HappyVolcano.Modulus_[RandomString]\SystemAppData\wgs\
Inside the wgs (Windows Game Saves) folder, you will see folders with long alphanumeric strings. These are your encrypted factory save files. Backing these up manually is incredibly difficult because the file names are randomized and lack standard extensions.
How to Share Factory Layouts & Blueprints
One of the best parts of automation games is sharing your perfectly optimized designs with the community.
To share your Modulus factory with a friend:
- 導覽到
LocalLow\Happy Volcano\Modulus\directory. - Locate your specific profile/save slot folder.
- Compress the folder into a
.zipfile and send it to your friend. - Have them extract the
.zipfile into their ownLocalLow\Happy Volcano\Modulus\directory. - When they launch the game, your factory will appear in their “Load Game” menu.
Troubleshooting: Steam Cloud Sync Errors & Corrupted Saves
If your factory save file keeps disappearing or reverting to an older layout where your newly placed stampers and painters are missing, Steam Cloud might be conflicting with your local Unity files.
How to fix sync issues:
- Right-click Modulus: Factory Automation in your Steam Library and select 屬性.
- Under the General tab, toggle Steam Cloud to OFF.
- Play the game, place a few blocks on your grid to force a manual local save, and then exit.
- You can safely turn Steam Cloud back on. Steam will ask which file to keep; choose to Upload to Cloud (your newest local save).
The Smarter Way: 1-Click Auto-Backups with XMODhub
Navigating through hidden AppData folders every time you want to secure your progress is tedious and risky. One accidental click, and your beautifully optimized assembly line is deleted forever. Furthermore, if you are on Game Pass, managing those alphanumeric folders is nearly impossible.
The XMODhub PC Client features a built-in Save Manager designed specifically for massive simulation games like Modulus.
- Automated Backups: XMODhub automatically creates a secure, timestamped backup of your save file every time you exit the game.
- Version History Rollback: Did a massive layout redesign ruin your factory’s efficiency? Instantly roll back to yesterday’s perfect save state with one click.
- Game Pass Native Support: XMODhub automatically detects and manages encrypted Windows Store saves without you needing to dig through system folders.
- Visual Dashboard: Manage, name, and organize multiple factory profiles and Creative Mode sandbox slots visually.
🚀 Download XMODhub to Secure Your Saves Now
- Download and Launch the free XMODhub desktop app.

- Search for Cooking Simulator 2: Better Together.

- Click “Play”.
- Toggle your desired cheats (Infinite Money, Freeze Customer Patience, Unbreakable Plates) directly from the clean UI or via hotkeys while you are busy chopping vegetables.
- Done.
Frequently Asked Questions (FAQ)
Q: Can I transfer my Modulus: Factory Automation save file to another PC?
A: Yes. For Steam/Epic users, simply copy the entire contents of the Modulus folder located in your LocalLow directory onto a USB drive, and paste it into the exact same directory path on your new computer.
Q: What happens if I accidentally delete my Unity registry config?
A: Don’t panic. If you delete the configuration data, the Unity engine will automatically generate brand new, default settings the next time you launch Modulus. All your graphics settings will just revert to their defaults.
Q: Can I get banned for modifying my single-player save file?
A: No. Modifying your local save file (e.g., unlocking tech early via a hex editor or trainer) in a single-player, meditative experience like Modulus will not result in a ban.
Conclusion: Protect Your Progress
Locating your Modulus: Factory Automation save file is a vital skill for recovering from game-breaking layout mistakes, sharing your intricate blueprints with friends, or migrating your production lines to a Steam Deck.
However, digging through hidden system directories is a chore. If you prefer a highly secure, “set it and forget it” solution, the XMODhub Save Manager automates your backups and eliminates the risk of human error.
XMODhub is far more than just a save manager—it is the ultimate all-in-one Gaming Platform. With native support for over 5,000+ titles, we provide a unified ecosystem for PC gamers. Whether you need an auto-updating Trainer for Modulus: Factory Automation, real-time translation tools, or interactive maps for similar hits like Factorio, 滿意, XMODhub ensures you always have the best tools at your fingertips.

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This detailed breakdown of save and config locations really hits the mark for anyone who’s lost hours to a corrupted save—especially the part about the Cloud Sync danger. It’s great to see such a thorough guide for a game that thrives on intricate, time-intensive builds. The section on sharing blueprints is a nice touch too, since that’s where the community aspect really shines.