Google suggests not using rel="canonical" throughout nation or language versions of your web site. But You need to use it within a country or language Edition. Many thanks quite a bit. Just one previous inquiries, I see the variables are in Spanish, will it work if my web page is https://addons.prestashop.com/es/seo-posicionamiento-buscadores/30904-etiquetas-automaticas-hreflang-canonical-etiquetas-seo.html