SEO indicates "Search Engine Optimization". It signifies a set of methods and best tactics directed at improving upon the visibility of an internet site on search engines like google and yahoo. Usually, we recommend not to the touch these fields without the need of recognizing exactly what you are accomplishing. https://www.presta-addons-modules.com/en/seo/prestashop-seo-automatic-hreflang-tags-canonical-tags-on-all-pages.html