Friendly URLs are to generally be set in the configuration site of each products, category, or static written content website page. This generation web page is just useful for some automated web pages, and usually you will not have to bother with these. 8 fields can be obtained by default, https://www.presta-addons-modules.com/en/seo/prestashop-seo-automatic-hreflang-tags-canonical-tags-on-all-pages.html