It's also possible to insert the canonical URL to the HTTP header with the page (this component is obvious only by Internet browsers) Use Google’s URL inspection Device if needed to check specific pages and reveal their romantic relationship with other language versions It is best to use canonical tags https://addons.prestashop.com/pt/seo-referenciamento-natural/31857-rich-snippets-automaticos-json-ld-opengraph-seo.html