How do I quit/alcoholic fatty liver

I have alcohol fatty liver at 21 years old how can I stop drinking without having medical intervention I haven’t told my family yet cause I don’t want them to worry neither I wanna help my self what do I do it’s very hard to quit now I’m chest deep into this shit I spend so much money on it I can just get by at a comfortable job I’m at because I spend so much on alcohol it’s causing lots of problems