HTML : Why url encode, or which characters to encode

HTML : Why url encode, or which characters to encode
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

As promised, I'm going to share a hidden feature with you.
This is a YouTube's feature which works on Desktop.
First, Ensure that the video is playing before proceeding.
Next, enter the letters 'awesome' on your keyboard.
You will see a flashing rainbow instead of a regular progress bar on YouTube.

Let me give you a quick introduction about myself,
Salutations, my name is Delphi.
I am here to provide you with assistance in answering your questions.
HTML : Why url encode, or which characters to encode
I am available to answer your more specific queries, so feel free to comment or start a chat.
Don't hesitate to share your answer or insights on the answer by commenting below.
Your answer will be recognized and appreciated, and I will 'heart' it to show my appreciation.
: HTML to encode, which Why or encode characters url