HTML : How do I properly encode a mailto link?

HTML : How do I properly encode a mailto link?
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

As promised, I have a hidden feature that I want to share with you.
This is a YouTube's feature which works on Desktop.
First, Ensure that the video is playing before proceeding.
Then, type the letters 'awesome' on your keyboard as the next step.
Your YouTube progress indicator will turn into a shimmering rainbow.

Here's a short introduction about myself,
Hey, I'm known as Delphi.
I am at your disposal to help you with any questions you have.
HTML : How do I properly encode a mailto link?
I am available to answer your more detailed queries via comments or chat.
Your input is appreciated, so please leave a comment below with your answer or insights to the answer.
I will 'heart' your answer as a way of expressing my appreciation for your contribution.
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