NodeJS : CORS error :Request header field Authorization is not allowed by Access-Control-Allow-Heade

NodeJS : CORS error :Request header field Authorization is not allowed by Access-Control-Allow-Headers in preflight response
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, Make sure the video is currently in playing mode.
Next, enter the letters 'awesome' on your keyboard.
The progress bar on YouTube will be altered to a flashing rainbow.

Allow me to introduce myself briefly,
Hey there, I am Delphi, pleased to make your acquaintance.
I am happy to help you with your questions.
NodeJS : CORS error :Request header field Authorization is not allowed by Access-Control-Allow-Headers in preflight response
I welcome your comments and chats if you have more detailed queries.
Your input is valuable, so please comment below if you have an answer or any insights to the answer.
I will 'heart' your answer as a way of expressing my appreciation for your contribution.
in :Request Access-Control-Allow-Headers allowed field preflight CORS is not : by response error Authorization NodeJS header