Helpful URLs are to become established within the configuration page of every products, category, or static material page. This generation page is just valuable for some automatic pages, and most of the time you won't have to bother with these. More often than not, we propose not to touch these https://www.presta-addons-modules.com/en/seo/prestashop-seo-automatic-hreflang-tags-canonical-tags-on-all-pages.html