If you are applying JSON-LD check that your script tag is suitable, it will need to have application/ld+json attribute, check if a few of your plugins are usually not stripping them Testing rich snippets is critical in guaranteeing the successful implementation of structured facts onto your website. By making use https://addons.prestashop.com/it/seo-indicizzazione-naturale/31857-google-rich-snippet-automatico-json-ld-open-graph-seo.html