Take note that If the retail store has previously been indexed by Google or another online search engine, it'd take some time for your modifications to seem while in the search engine results... You may have to be patient!   You specify the first URL as the search engine might https://www.presta-addons-modules.com/en/seo/prestashop-seo-automatic-hreflang-tags-canonical-tags-on-all-pages.html