Question

why do we insert comments in an HTML documents even though they are not displayed on a web pages?​

Answer 1

So that while observing the code of the program the observer can understand the purpose for which any tag, attribute is added if comment had been insertef

Answer 2

What is comments ?

An HTML comment begins with <!–– and the comment closes with ––> . HTML comments are visible to anyone that views the page source code, but are not rendered when the HTML document is rendered by a browser.

Your answer :

Comments are not displayed in the browsers. You can use comments to explain your code, which can help you when you edit the source code at a later date.