Because Subnautica updates automatically on most platforms, you must manually revert your game files if you need a specific older build like v70579.
: Reverting to specific older versions is generally more difficult on Epic compared to Steam, as they lack a built-in "Betas" tab for version switching. Why Choose a Specific Version? download-subnautica-v70579
The primary reason to download a specific legacy version is . Many expansive mods, such as Return of the Ancients or certain Nexus Mods , were built for the pre-2.0 architecture and may not function on the current "Living Large" update. Important Safety Note The primary reason to download a specific legacy version is
: The most stable way to play an older version is via Steam. Right-click Subnautica in your library, go to Properties > Betas , and select the "legacy - Public 1.0" or "March 2023" branch. Right-click Subnautica in your library, go to Properties
: For specific build numbers like v70579, you can use the Steam Console and the download_depot command. This requires finding the correct manifest ID for that version on a site like the Steam Database and entering the code into your Steam client to download the exact files.
As of April 2026, version refers to a specific legacy build of Subnautica . Players typically seek this version to ensure compatibility with older mods that may have broken after the game's major "Living Large" (2.0) update. How to Access Legacy Versions
Always (located in the SNAppData folder) before attempting to change versions. Moving between major versions can lead to save corruption or loss of progress. Avoid downloading game files from unofficial third-party websites, as these often contain malware or pirated content that can compromise your account.