Many videos are titled 'How to make a type beat'. If you can't find a tutorial for a specific song, see if you can find a tutorial in that song's genre. Try to look up a tutorial for your favorite song and see if you can follow along recreating it. After all, that's why we produce, right? In terms of learning your way around FL Studio, I suggest a hands-on approach. I'm sure most of us here felt similarly when we first started (I know I did).

First off, it's completely normal to feel overwhelmed and confused at first.