Use the SteamDB Oxygen Not Included Patch Tracker to cross-reference your version with the latest legitimate build.
Downloading game files in .zip format from unofficial sources carries significant risks: Oxygen.Not.Included.Build.9957198.zip
If you have already downloaded the "9957198" file, it is strongly recommended to delete it and perform a full system scan with reputable antivirus software. Use the SteamDB Oxygen Not Included Patch Tracker
These archives often lack critical dependencies or have modified .dll files that can cause system instability. There is no record of a build version
There is no record of a build version 9957198 in official developer logs or community tracking databases. Official updates follow a consistent six-digit numbering scheme:
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