Example: You've got an e-commerce Internet site with product or service web pages for different sizes of a particular t-shirt. By default, PrestaShop's deep URLs (that is, unique webpages instead of online the domain identify) are uninformative to the two customers and search engines like google and yahoo: a URL https://www.presta-addons-modules.com/en/seo/prestashop-seo-automatic-hreflang-tags-canonical-tags-on-all-pages.html