u/Environmental-Rub939

Okay so i downloaded Hen added multiman and webman mod and my system was not crazing at all until i installed managunz and i noticed it would black screen and id have to restart, this happened multiple times i unistalled webman and managunz but im still having inssues, im thinking about removing the cutsom firmware completely by using the PS3UPDATE.PUP file and reinstall hen cause i did manage to get one game on San Andreas and id want to at least continue the game yk, Is this a bad idea any suggestions, i really don't want my system to be damaged