Single listing pages
If you want to add videos on listing pages, please use this plugin.
Once you active the plugin, there will be 2 fields for video input on back-end and front-end. ex) https://www.youtube.com/watch?v=hccWhDJpPQE
Portal : youtube
Video ID : hccWhDJpPQE BACKEND FORM FRONTEND FORM LISTINGS : it also shows a video icon on each listing if there is a video added.
For Elementor
Find the single listing detail page template you want to add the video. And add "Single Video" widget on the template.