Even though Gary Illyes, a Google analyst, thinks that search engines may rely considerably less on hreflang and a lot more on automatic language detection Later on, for now, the tag is our best wager.  There are 3 ways to add hreflang tags to webpages (by include, we don’t mean https://e-bookmarks.com/story4383195/the-smart-trick-of-hreflang-tags-wordpress-that-no-one-is-discussing