Adjustment of Status - I-485

Hi i am silent reader of this immigration help forum, i am concerned about my vawa case which i filed with USCIS in October 2019 in which i have received my EAD card last year in august, my question is how much longer can it take as its already been more than 17 months and what can i do in terms of rfe becoz i already have alot of proof but i do not have any police report as in my spouse was in marital affair with someone else, i am dying worrying about what could happen and what will i do as in everyone in my life i already left for her, then she got into a relationship with someone else, i even left my parents because she had issues with them, I don’t know whAt to do, please help me out. I am trying to fix everything in my life now, i am really in dire need of a reponse, your response will be valuable and appreciated. Thank you