In cases like that, You may use a less than excellent solution: Use exactly the same hreflang tags on duplicate pages as you need to do about the canonical pages. Should you’re syndicating or republishing articles on other web-sites, this is yet another time for you to use canonical tags. https://bookmarkshq.com/story20332091/not-known-factual-statements-about-automatic-hreflang-tags-canonical-tags-all-pages-seo