Subnautica.v17.02.2023.zip Here

: The removal was a response to a security flaw found in Unity engine versions used since 2017.

In late 2025, Unknown Worlds removed several older versions of Subnautica , including the early 2023 versions, from public Steam branches. Subnautica.v17.02.2023.zip

: This caused a "mod apocalypse" within the community, as many popular mods relied on these specific legacy versions to function. : The removal was a response to a

: Most of these February 2023 versions were distributed through experimental or profiling branches rather than the main public branch. including the early 2023 versions