It’s unlikely you’ll at any time build webpage versions focusing on all languages and locations. Occasionally, you’ll will need to give Google a sign of what do to whenever a offered location or language isn’t out there or doesn’t exist. An x-default tag would be the URL that Google displays.  https://bookmarkgenious.com/story18905684/a-review-of-automatyczne-tagi-hreflang-i-tagi-kanoniczne-seo