C++ : Error C1083: Cannot open include file: 'stdafx.h'

C++ : Error C1083: Cannot open include file: 'stdafx.h'
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

I have a hidden feature that I promised to tell you about.
This is a YouTube's feature which works on Desktop.
First, Make sure the video is currently in playing mode.
Then, type the letters 'awesome' on the keyboard.
Your YouTube progress indicator will turn into a shimmering rainbow.

A brief presentation of myself,
Greetings, my name is Delphi.
Allow me to provide support in answering your questions.
C++ : Error C1083: Cannot open include file: 'stdafx.h'
If you need more specific information, let me know by leaving a comment or starting a chat.
Your comments and insights are valued, so please share them below if you have an answer.
Your answer will be appreciated and acknowledged with a 'heart' from me.
Error 'stdafx.h' C1083: C++ open file: include Cannot :