You specify the key URL as the search engine may have problems pinpointing which 1 need to be the main URL.  The next tutorial will demonstrate the way to allow Canonical URLs in Prestashop one.5. Yandex: Russia’s hottest internet search engine also supports hreflang tags. It makes use of https://7prbookmarks.com/story18794053/details-fiction-and-was-ist-ein-canonical-tag