Open two instances of a file in a single Visual Studio session

Question

I have a file, xyz.cpp. I want to open two instances of this file in Visual studio (BTW, I am using Visual Studio 2005). Why would I want to do so? I want

Answer 1

How to open two instances of the same file side by side in Visual Studio 2019:

1. Open the file.

2. Click Window -> New Window.

3. A new window should be open with the same file.

4. Click on Window -> New Window Document Group.

Result: