Yes search up "Starfield IGN Console Commands" and find the traits and backgrounds tab and itll show you how to add and/or remove. It may get buggy as the game will sometimes still think you have the trait or not, for that its your preference if want to try it or not. Just make sure to save before doing it. *REMBER ITLL DISABLE ACHIVEMENTS* You can bypass this by downloading the achievements unlock on the nexus mod page.