This adds a new trait category: genetic . Using Biotech DLC mechanics, you can extract "Trait Genes" from one pawn and implant them into another. Removing a trait requires a "Trait Scrubber" machine (researchable). This is the most satisfying method for tech-focused colonies.
Most players use , but we'll cover manual installation for GOG/DRM-free users.
: Some mods are designed to tweak or alter the effects of existing traits or add new ones. These can provide more flexibility in managing your colonists' traits.
You can edit the .rws save file (XML-like text).
Because vanilla fails to provide a clean solution, the community has built powerful mods. Below is the definitive guide to those mods, plus the manual override: Developer Mode.