
There is nothing worse than sinking 20 hours into MOUSE: P.I. For Hire, upgrading Jack Pepper’s entire arsenal, only to lose your progress to a corrupted save file, a bad mod, or a Steam Cloud sync error right before the final boss fight in Mouseburg.
Whether you want to manually back up your rubber-hose playthrough, transfer your detective save data to a new PC, or modify the Unity config files to uncap your frame rate, you first need to know exactly where the game stores its data on your hard drive.
Below are the exact, verified Unity file paths for MOUSE: P.I. For Hire across Steam, Epic Games, Xbox Game Pass, and Steam Deck, along with the safest way to automate your save backups.
Expert Note: The Cloud Sync Danger
“We have all been there. You are deep into the criminal underworld of MOUSE: P.I. For Hire, just about to face the Robo-Betty boss, and your PC crashes. When you relaunch, Steam Cloud accidentally overwrites your local save with an older version from yesterday. It is a gamer’s worst nightmare. I specifically wrote this guide because Unity engine save management can be tricky. Even if you don’t plan on using trainers or mods, please back up your SaveGames folder manually right now. Don’t learn this lesson the hard way.”
Windows PC Save File Location (Steam & Epic Games)
(Quick Answer: Press Win + R, type %USERPROFILE%\AppData\LocalLow, and look for the FumiGames folder.)
For players who purchased the game on Steam, Epic Games Store, or GOG, the save files are generally located in the hidden Windows AppData LocalLow directory, which is standard for Unity titles.
C:\Users\YOUR-USERNAME\AppData\LocalLow\FumiGames\Mouse\How to navigate there quickly:
- 1. Press the Windows Key + R to open the Run dialog box.
- 2. Type
%appdata%and press Enter to open the Roaming folder. - 3. Click “AppData” in the address bar at the top to go back one level, then open the LocalLow folder.
- 4. Scroll down and open the folder named FumiGames, then Mouse. Your save files are located here.
Xbox Game Pass / Microsoft Store Save Location
If you are playing MOUSE: P.I. For Hire via PC Game Pass, Microsoft encrypts the save data and stores it in a completely different, highly protected system folder.
C:\Users\YOUR-USERNAME\AppData\Local\Packages\FumiGames.Mouse_wgs\Inside the wgs (Windows Game Saves) folder, you will see folders with long alphanumeric strings. These are your encrypted save files. Backing these up manually is incredibly difficult because the file names are randomized. (See the XMODhub Save Manager section below for an easier Game Pass solution).
Where to Find the MOUSE: P.I. For Hire Config File (.ini)
If you are trying to manually tweak graphics settings that are missing from the in-game display menu (such as disabling the retro CRT filter effect, forcing V-Sync off, or altering the FOV), you need to edit the configuration file.
Because it is a Unity game, the settings are usually stored in the registry or a standard preference file rather than a traditional .ini found in Unreal engine games. However, you can often find basic configuration details here:
C:\Users\YOUR-USERNAME\AppData\LocalLow\FumiGames\Mouse\Player.logor within the registry at:
HKEY_CURRENT_USER\Software\FumiGames\MouseWarning: Always be extremely careful when editing registry values. Changing the wrong key can cause the game to crash on startup.
Steam Deck / Linux Save Location
Playing MOUSE: P.I. For Hire on the go? The Steam Deck uses Proton to emulate the Windows file structure. Your save files are buried inside the compatdata folder.
/home/deck/.local/share/Steam/steamapps/compatdata/STEAM_APP_ID/pfx/drive_c/users/steamuser/AppData/LocalLow/FumiGames/Mouse/Tip: You will need to know the specific Steam App ID for MOUSE: P.I. For Hire. You can find this number by looking at the game’s URL on the Steam Store website. Look for that specific number string inside your compatdata folder.
Troubleshooting: Steam Cloud Sync Errors
If your Jack Pepper save file keeps disappearing or reverting to an older version, Steam Cloud might be conflicting with your local files.
- 1. Right-click MOUSE: P.I. For Hire in your Steam Library and select 屬性.
- 2. Under the General tab, toggle Steam Cloud to OFF.
- 3. Play the game, force a manual save, and then exit.
- 4. You can safely turn Steam Cloud back on, and it should prompt you to upload your newest local save to the servers.
The Smarter Way: 1-Click Auto-Backups with XMODhub
Navigating through hidden AppData folders every time you want to secure your detective progress is tedious and risky. One accidental click, and your save 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 games like MOUSE: P.I. For Hire.
- ✓Automated Backups: XMODhub automatically creates a secure backup of your save file every time you exit the game.
- ✓Version History Rollback: Did a glitch ruin your playthrough? Instantly roll back to yesterday’s 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.
How to Use XMODhub for MOUSE: P.I. For Hire
Don’t waste time editing .ini files or installing risky mod loaders.

- Step 1:下載: Get the free XMODhub desktop client.
- Step 2:啟動: Open XMODhub; it will automatically detect your Steam, Epic, or Game Pass installation of MOUSE: P.I. For Hire.
- Step 3:播放: Click “Play” and use the simple sliders to enable God Mode, Infinite Coins, Unlimited Spike-D, and more.
Frequently Asked Questions (FAQ)
Q: Can I transfer my MOUSE: P.I. For Hire save file to another PC?
A: Yes. For Steam/Epic users, simply copy the entire contents of the FumiGames\Mouse folder mentioned above onto a USB drive, and paste it into the exact same directory path on your new computer.
Q: What happens if I accidentally delete the config data?
A: Don’t panic. If you delete the configuration data, the Unity game engine will automatically generate a brand new, default profile the next time you launch MOUSE: P.I. For Hire. 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., giving yourself more Coins via a trainer) in a strictly single-player offline environment like MOUSE: P.I. For Hire will not result in a ban. Just ensure you do not use modified files in official multiplayer servers for other games.
Conclusion: Protect Your Progress
Locating your MOUSE: P.I. For Hire save file is a vital skill for recovering from game-breaking glitches, migrating to a Steam Deck, or fine-tuning config files for maximum FPS during intense rubber-hose shootouts.
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 MOUSE: P.I. For Hire, real-time translation tools, or interactive maps for similar hits like Cuphead 和 Bendy and the Ink Machine, XMODhub ensures you always have the best tools at your fingertips.

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