Take note that if your retail store has previously been indexed by Google or every other search engine, it would acquire some time for your adjustments to appear within the search results... you might have to Wait and see!   You specify the primary URL because the internet search engine https://www.presta-addons-modules.com/en/seo/prestashop-seo-automatic-hreflang-tags-canonical-tags-on-all-pages.html