Google’s Mobile First Index is not expected to go live until some time next year (2018).

But that doesn’t mean you should wait until 2018 to make sure your site conforms to the mobile search criteria.

Prepare now and you’ll get the “ready now” bonus when Google starts crawling sites for inclusion in the new index.

Google Will Roll Out Mobile-First Index to Individual Sites That Are Ready
by Matt Southern, Search Engine Journal
July 3, 2017

This can be seen a positive thing for both searchers and site owners. Searchers will see only the most mobile-friendly sites, as intended, while site owners who have put in work preparing for the mobile-first index will be rewarded with priority indexing.

Read more…

Check here if to see your site is mobile-friendly.