Hello, @GTP,
Thank you for contacting us and for using XStore.
In case you are using Elementor on the site, please read this article – https://elementor.com/help/section-background-video-options/ , for WPBakery it will be – https://wpbakery.com/video-academy/full-height-row-and-video-background/
We hope this information is helpful.
Kind Regards,
8theme team