How to duplicate YouTube videos

Have you tried duplicate post plugin? Not tried it myself, but check out the options, it may allow you to do what you need. Here’s a guide how to use it: https://www.hostinger.co.uk/tutorials/how-to-duplicate-wordpress-page-post

Thanks but that’s not what I’m looking for.
I would like a youtube code to be duplicated inside a post, so if I embed a video, I see two in the post.
It’s a bit strange, I know.
I can’t understand some WordPress code duplicating to get this result.