We'd like to know more. Just to confirm, were you a part of YPP earlier and now demonetised or is it the first time you applied for YPP & got rejected? Also, mind sharing the screenshot of your channel's monetization page: https://yt.be/help/3Eg4 ? Keep us posted.
I’ve already made changes in November and got approved, I’d appreciate not going through the same long process to get ads back again... I’ve made everything that is public on my channel