Oxygen Not Included How To Install Mods Manually | [portable]

When in doubt, use the Steam Workshop for ease. But for those times you need a specific, outdated, or custom mod – manual installation is your lifeline.

: Ensure you do not have a folder inside another folder with the same name before reaching the files, as the game will fail to recognize the mod. 3. Install the Mod

(Shortcut: Press Win + R , paste the path above, and hit Enter). oxygen not included how to install mods manually

Copy your extracted mod folder and paste it directly into the folder you located in Step 1.

Installing mods manually for Oxygen Not Included (ONI) is a straightforward process, but it requires navigating through your computer's hidden folders. This guide will walk you through the steps for both the Steam and Epic Games versions of the game. When in doubt, use the Steam Workshop for ease

Manual mods do not auto-update. You must periodically check the mod's source (GitHub, Discord, forums) for new versions, especially after a major game update.

Many complex mods require (a modding library) or Mod Manager by @PeterHan . You must install these before the main mod. Installing mods manually for Oxygen Not Included (ONI)

| Problem | Likely Cause | Solution | | :--- | :--- | :--- | | Mod does not appear in Local tab | Wrong folder path or nested folder | Re-read Step 3. Ensure mod.yaml is directly inside the mod folder. | | Game crashes on startup | Mod is outdated for your game version | Remove the mod folder. Find an updated version or an alternative. | | Mod shows as "Incompatible" | Mod uses an older API version | You can often force enable it (checkbox), but expect instability. | | Mod works but causes errors | Conflict with another mod | Enable mods one by one to find the conflict. |

Oxygen Not Included: How to Install Mods Manually (2026 Guide)