To manually install mods for (ONI), you must place the mod files into a specific "local" folder within your game data directory . This process is the same whether you use the Steam or Epic Games Store version of the game. 1. Locate the Manual Mod Folder
from the main menu. Your manually added mods will appear in the list; simply click the checkbox to enable them. Steam Community currently popular for the latest Spaced Out!
Once the files are in place, you must instruct the game to load them. Launch Oxygen Not Included . From the main menu, click on .
: Give the root folder a clean, recognizable name (e.g., SpeedControl or BuildMenu ). 3. Move the Mod Files to the Local Folder Copy your newly organized mod folder. oxygen not included how to install mods manually
If you want, I can produce a compact checklist tailored to your OS/store (Steam, Epic) and whether you want to use ONI‑Modloader or the Steam builtin loader — tell me your OS and where you bought the game.
If you see .../mods/local/[ModName]/[ModName]/mod.yaml , the mod will not load. 4. Enable the Mod In-Game Launch . On the main menu, click the Mods button.
Always check the mod's description page to see the last game version it was tested with. For instance, a popular mod developer, Peter Han, lists the specific version their mods are compatible with (e.g., U58-719533 ). If your game version is newer, the mod might not work. To manually install mods for (ONI), you must
: Open the extracted folder. It must contain the mod's core files directly, such as a .dll file, mod.yaml , and mod_info.yaml .
(Note: If you cannot find the mods or local folders inside the OxygenNotIncluded directory, simply right-click, create a new folder, and name them exactly mods and local in lowercase). Open .
| Problem | Solution | |---------|----------| | Mod not showing in the list | Verify the mod is inside mods/Local/ (not mods/Steam/ ). Check for mod_info.yaml . | | Game crashes on load | Remove the mod. Likely incompatible with your game version. | | Mod appears but is greyed out | Missing dependencies or incomplete files. Re-download and ensure correct folder structure. | | Cannot find AppData folder | Open Run ( Win+R ) and enter %LocalAppData%\..\LocalLow\Klei . | Locate the Manual Mod Folder from the main menu
Click . The game will prompt you to restart to apply the changes. Allow it to reload. Troubleshooting Common Manual Mod Issues
Alternatively, you can paste this path directly into your file explorer address bar: %USERPROFILE%\Documents\Klei\OxygenNotIncluded