This specific version was a stability and quality-of-life update following the massive expansion. It focused on fixing critical issues and refining the freighter experience.
: Players generally found this "hotfix" version to be much more stable than the 3.99 release, making it the definitive version of the Endurance era before major numbered updates like 4.0. Community Experiences File: No.Mans.Sky.v3.99.1.zip ...
If you did not download this through an official launcher like , GOG , or the Xbox/PlayStation Store , the file is likely from an unofficial distribution site. This specific version was a stability and quality-of-life
: This era of the game introduced a massive visual overhaul for inventory pages and freighter interiors, which are included in this version. Community Experiences If you did not download this
For a look at the features introduced in this era of the game, watch this summary: