Android : How to WhiteList app in Doze mode Android 6.0

Android : How to WhiteList app in Doze mode Android 6.0
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

So here is a secret hidden feature I promissed to tell 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 the keyboard.
You will see a flashing rainbow instead of a regular progress bar on YouTube.

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Android : How to WhiteList app in Doze mode Android 6.0
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WhiteList app in Android : mode Doze 6.0 Android to How