The first thing you should do is click on the "Hunt for Snippets" button. This could start our heuristic online search engine for rich information in your theme and module folder. As soon as the look for is done you will end up proven a summary of paths and files https://addons.prestashop.com/es/seo-posicionamiento-buscadores/31857-google-rich-snippets-automatico-json-ld-opengraph-seo.html