Please Observe that isSemantic.Web will not validate markup that contains other vocabularies besides Schema.org; these markup will probably be proven in Phase 6: Please watch the module installation, configuration, And just how-to-use video on our YouTube channel. - Module works without creating any modify in the existing PrestaShop file in https://addons.prestashop.com/nl/seo-zoekmachineoptimalisatie-vermelding/31857-automatische-google-rich-snippets-json-ld-opengraph-seo.html