Anybody here at any point do a reception that was challenged and win? My significant other has been my little girls father since she was 7 months.

Anybody here at any point do a reception that was challenged and win? My significant other has been my little girls father since she was 7 months. She will be 5 in May. Bio isn't anywhere near yet is on BC. He just reached my significant other expressing assuming I can get a portion of his abusive behavior at home charges dropped. (Old warrants) he would close down his privileges. Well since there are criminal allegations as well as a lawful offense I clarified I am not an appointed authority. Furthermore don't have that power. He became unhinged and has no expressed he won't close down his right since I let him know I can't lie in court
He has a long legitimate record Domestic Violence DUI some medication charges. Only sort of a major washout. Will that significantly matter or help? I'm so stressed I simply need to safeguard my daughter that doesn't have the foggiest idea about this bum exists.