How To Start Writing A Book For Beginners is quite a discipline. A newbie might think it's more of a stream of consciousness thing, where you are enthused by the idea, start writing and carry on until it's finished. Well, it's not really like that. Writing a novel or book required very careful planning. howtowriteagoodnovel.com/how-to-start-writing-a-novel-for-beginners/
The classic 3 act structure is always present and will never change, but planning a novel outline goes far beyond that. Characters must be profiles meticulously, so that the author knows them inside out.