Camera not working in Windows 11 - Easy to solve this problem

 Whenever I try to open my camera on my laptop it shows like "Camera icon with a slice-off symbol". Even in Zoom calls, Google Meetings, and Microsoft Teams, it displays the same symbol on the screen.

Searched on youtube for the solution to this problem, I have watched many videos on youtube nothing is helpful, there is no solution that helped me to solve my problem, and I went to Google and Searched for the same problem for the solution on the internet, but the thing is found the first result which is provided by the Microsoft company. The thing is it helped me, 

I read the article down to the middle of the article and there I found the image which is in the below,