V70086 is not the original 1.0 launch version. It is a major post-release update (circa December 2022 – January 2023) that introduced the "Living Large" content, primarily focused on quality-of-life, base building, and late-game fixes. Key Features of V70086 (Living Large Update) If you are playing on this version, you have access to the following additions that were not in the original 1.0 release:
Need help finding a specific fragment or building with the new Large Room pieces? Subnautica V70086
Here is the detailed information regarding (often labeled as the "Living Large" update or a post-launch patch). V70086 is not the original 1