You specify the key URL as the internet search engine can have trouble determining which one particular ought to be the main URL.  The next tutorial will show you the best way to help Canonical URLs in Prestashop 1.5. PrestaShop modules we made to start with to unravel the https://setbookmarks.com/story19250058/not-known-details-about-automatic-hreflang-tags-canonical-tags-all-pages-seo