Friendly URLs are being set from the configuration webpage of every product or service, classification, or static articles page. This development web site is just practical for some automatic web pages, and usually you will not have to bother with these. So in short, I entered an if-then statement, in https://www.presta-addons-modules.com/en/seo/prestashop-seo-automatic-hreflang-tags-canonical-tags-on-all-pages.html