Indeed, many of them will be different on 1.six.x. Module is aware what version of PrestaShop is utilized then works by using proper hooks appropriate with sure PrestaShop version. Link to remark Also your addon break the " and ', so no achievable use this in have css or use https://addons.prestashop.com/es/seo-posicionamiento-buscadores/31857-google-rich-snippets-automatico-json-ld-opengraph-seo.html