Oxygen Not Included How To Install Mods Manually May 2026

Jorge opened his file explorer. The guide said: “Locate your OxygenNotIncluded_Data folder.”

“Of course,” he groaned. He forgot the .

He whispered to the screen: “Breathe easy, little ones.”

He force-quit the game. Back in the Mods folder, he right-clicked the CleanierDupes folder → Properties. He unchecked “Read-only.” Then, like a hacker in a bad movie, he navigated to Documents/Klei/OxygenNotIncluded/mod_config/ . He created an empty text file named CleanierDupes.yaml —just a flag to tell the game, “Hey, I exist. Trust me.”