Hello,
We have confirmed from the Test Site by adding a YouTube Video on the Video Background of a Row and it was working fine: https://ibb.co/6nfRvXH
Here is the page from the Test Site having that Video: https://blackpearlspro.com/woodmart_support/test-page-2/
So, can you please once confirm if you have added the correct YouTube Video URL?
If you’ve done it correctly and still the issue is occurring then kindly take a complete Backup of your site first and then provide us the valid WP-ADMIN Login details of your Site in the below listed format on which you are facing the issue so that we can look after the mentioned issue on your Site and assist you accordingly.
WP-ADMIN URL:
WP-ADMIN USERNAME:
WP-ADMIN PASSWORD:
Best Regards.