Under Utah law, who is prohibited from purchasing or possessing a firearm?

Under Utah law, all of the mentioned individuals are prohibited from purchasing or possessing a firearm. Convicted felons, persons adjudicated as mentally incompetent, and individuals under a protective order are all restricted from owning firearms for various reasons related to public safety and the prevention of gun violence. It is crucial to enforce these restrictions to ensure responsible gun ownership and protect the community from potential harm.