I want to know the easiest way to start an online business with no idea what you're doing and no money at all?

If you are looking for the easiest to start an online business with no idea and no money
You need to consider blogging as it is the only thing that matches this question and provides real solutions to the problems in the question
First, it is easy anyone can start blogging without needing any extra skills more than knowing how to type and post online.

Next, it will bring some clarity and focus that you need to make money as the reason for wanting to start an online business is sure to earn extra income.

You will start this when you have to decide what your blog will be all about.

The last one with no money, actually that's hard because even coming online is paid for except if you have free internet or don't mind the cost.

They are a lot of free blogging platforms you can start with like Blogger, Wix, and others.

But if you really want to take this seriously it will be recommended you have your own hosted blog, it will cost you less than $50 in total.
That investment will help you focus on the goal and not just let you quit.

To choose the best profitable Major niche, this YouTube video will help

Blogging will help you increase your worth as you will have to acquire many digital skills.

When you have a blog the first easy way to make money is through Ad display, this means you can make money without people needing to buy anything.

As your blog grows, you can easily integrate others such as affiliate marketing, or even sell your own product and service on it.

There was a website that sold pebble rocks and guess what people bought because they are the target audience.

You can get a full article I wrote as an answer to this question here and follow it to be successful in your endeavors.

https://diigits.com/blog/start-an-online-business-blogging/