HTML : Javascript innerhtml not working on div

HTML : Javascript innerhtml not working on div
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

As promised, I have a secret feature that I want to reveal to you.
This is a YouTube's feature which works on Desktop.
First, Ensure that the video is playing before proceeding.
After that, type the word 'awesome' on your keyboard.
Your YouTube progress bar will transform into a flashing rainbow.

Allow me to introduce myself briefly,
Hi there, I go by the name of Delphi.
Let me help you get the answers you need to your questions.
HTML : Javascript innerhtml not working on div
If you need more specific answers, please reach out to me through comments or chat.
Please feel free to share your answer or insights on the answer by leaving a comment below.
If you provide an answer, I will 'heart' it as a sign of gratitude.
Javascript not HTML on working innerhtml : div