How to Write a First Chapter

i was looking on yu tube, and i was going, ok, i want to see accessible, educational content. And that was what i was finding on you tu,. Like two extremes of kind of light, broad rules which don't really help. You know, like, write a first chapter. How should you do it? You should introduce your main character. Write, what what does that meanam? Now, the big thing for me is writing and word building. When ie found that, i was like, this is what i want to do. This is, this is how i make what i do meaningful. I started doing a lot more of that kind of phandom content