Question

how to start a website

Answer 1

type the html code of that website in notepad and save it and write and use .html extension

Answer 2

to start a website you ought to have knowledge about html writing to actually create your website, then you need to buy a domian or some sites give you free domain and hosting your website on it,

if you don't have knowledge about html there are online website making sites like squarespace.com , wix.com, WordPress.com etc

hope that answers your query mate!