The markup helper will deliver the schema markup code. Copy the code and include it to The top part of the internet page to add structured info. I don't Feel This really is a difficulty with markup Except if there is one area instrinsically Improper with JSON+LD formatted rich snippets https://www.presta-addons-modules.com/en/seo/prestashop-htmlcssjsonline-chatssoftware-integration.html