Because you are not using the Steam Workshop one-click install, you must source the mod files manually.
Launch the game once, then close it. Klei’s engine creates the folder automatically. If not, create a new folder named exactly mods (lowercase) inside the OxygenNotIncluded directory.
the zip file. You should see a folder containing files like mod.yaml , mod_info.yaml , or various .dll files.
If your additions fail to appear in the menu or cause the game to crash during startup, review these common failure points. oxygen not included how to install mods manually
Click . The game will prompt you to restart to apply the changes. Confirm the restart. Troubleshooting Common Manual Mod Issues
To manually install mods for Oxygen Not Included (ONI), you must place the mod files into a specific "local" folder within your game directory . This method is essential for users on the Epic Games Store or those using mods from external sites like GitHub . 1. Locate the Manual Mods Folder
To install PLib manually:
You have downloaded a mod. It is likely a .zip file named something like PliersFix.zip or BlueprintsFixed.zip . Follow these steps precisely:
Before diving into file directories, ensure you have the following:
Note: If the mods or local folders do not exist inside your primary Klei configuration directory, boot up the game once to let the system generate them, or manually create folders with those exact lowercase names. Step-by-Step Manual Installation Guide Because you are not using the Steam Workshop
You must download the mod files directly from a source like GitHub or a specialized Steam Workshop downloader. They usually arrive as a .zip file.
If you play on Epic Games, GOG, or standalone, you don’t have automatic Workshop integration.
or use a Steam Workshop downloader for Workshop-exclusive mods. Extract the Files: Unzip the downloaded file. Check the Structure: If not, create a new folder named exactly