The file appears to be an unofficial or potentially malicious distribution. Official build numbers for Oxygen Not Included as of April 2026 are in the 722,000 range (e.g., Build 722606), making a build number starting with "995" highly irregular. Build Authenticity Review
Use the SteamDB Oxygen Not Included Patch Tracker to cross-reference your version with the latest legitimate build.
Build numbers have progressed linearly since the game's launch (e.g., Build 356355 in 2019), and even the most recent Quality of Life updates remain far below the 9 million mark. Safety and Security Risks Oxygen.Not.Included.Build.9957198.zip
The latest stable release is Build 722606 , released on April 15, 2026.
If you are looking for new features, join the public_testing branch through the Properties > Betas menu in your Steam library. The file appears to be an unofficial or
Public testing builds are also within the 700,000 range, such as 719531 from late March 2026.
These archives often lack critical dependencies or have modified .dll files that can cause system instability. Build numbers have progressed linearly since the game's
Official Klei Troubleshooting Guides and bug reporting tools like the Player.log collector only function with verified Steam or Epic Games Store installations. Recommendations