Shopify Schema Markup for Reviews Widget might be quite tough (mainly because it is determined by the evaluate applications that you are making use of), I recommend you permit it for the authorities. Set up : Step one: Upload module zip file from the back-office Module & Expert services menu https://addons.prestashop.com/pl/seo-pozycjonowanie-naturalne/31857-automatyczne-google-rich-snippets-json-ld-opengraph-seo.html