The PrestaShop Addons send automatic deserted cart reminder e-mail to site visitors or prospects. Deserted cart e-mails are despatched to consumers which have added merchandise to their cart but failed to check out. En ese caso, habrá que utilizar la rel=canonical aunque su efecto no sea tan noteworthy (o incluso https://addons.prestashop.com/es/seo-posicionamiento-buscadores/30904-etiquetas-automaticas-hreflang-canonical-etiquetas-seo.html