If you are looking for the best experience today, the current official Steam/GOG/Xbox versions are significantly more advanced than the older v1.02 builds.
While "v1.02" was a milestone for the original 2017 PC release, the game has since received a massive (2021) which added: DirectX Raytracing (Reflections and Shadows) NVIDIA DLSS and AMD FSR support Chapter Select features Updated materials and particles hellblade-senua-s-sacrifice-reloaded-update-v1-02
: Addressed various crashes reported during specific cinematic transitions and heavy combat sequences. If you are looking for the best experience