I start to write again after many delays in working. This morning, I receive many notices from Google regarding Mobile First Indexing Enabled Notices. Likewise, other SEOer on many SEO forums, they also receive such announcement.

Here is the update of Mobile First Indexing Enabled Notices you may concern:

• Google Sends Out Tons Of Mobile-First Indexing Enabled Notices: Starting earlier this week, Google began sending out tons of mobile-first indexing notices to webmasters. In fact, as I write this, I received a few …
• Google Updating Mobile First Index? – Search Engine Journal: SEO community notices the huge amount of Mobile First Index inclusion emails from Google. What it means and if an update is coming.
• Notice of mobile-first indexing enabled – Google SEO News: Hi, I’ve just received a GSC message saying that in one of my websites I have enabled Mobile-first, this website almost haven’t visited, someone
• Google: Google floods webmasters with ‘mobile-first indexing: Did you get a notice from Google that your site is now enabled for mobile-first indexing? You’re not alone. Please visit Search Engine Land for the full article.
• Should You Worry About Your SEO and Google’s Mobile-First Index?: Get answers on how Google’s mobile-first index could affect your site and SEO … I don’t know whether Sephora got the mobile-first notice.

We don’t have any plans for switching sites back & forth, doing a relaunch with a non-mobile-indexable site would be a bit … unfortunate 🙂

— ? John ? (@JohnMu) September 20, 2018

• Google Sending Mobile First Indexing Enabled Notices via Google: It seems Google has finally started sending out emails to site owners informing them that their sites have been switched over to mobile first.
• Google Sending New Wave of Mobile-First Indexing Enabled: Google Sending New Wave of Mobile-First Indexing Enabled Notifications. May 17, 2018, at 7:06 am PST By Jennifer Slegg Leave a Comment · Facebook.
• Google begins to roll out mobile-first indexing: Google announced this morning it’s “mobile-first” indexing of the web is now starting to roll out, after a year and a half of testing.
• How Does Mobile-First Indexing Work, and How Does It Impact SEO:.We’ve been hearing a lot about mobile-first indexing lately, as the latest development in Google’s ever-continuing efforts to make the web more.
• Google Makes Mobile-First Indexing Official: If your website is mobile-first index enabled, you will receive a notification message indicating this fact. Here is an example of this notification:.

Google’s requirement. If you are using WordPress CMS, it is so easy to develop and improve your site, you find out 4 WordPress Plugins To Make Your Site Mobile-Friendly.