What does Google say about SEO? /
The Mobile category consolidates all official Google statements regarding website optimization for mobile devices and their impact on organic search performance. Since the implementation of mobile-first indexing, Google systematically prioritizes the mobile version of websites for indexing and ranking in search results. This section compiles essential guidance on responsive design, smartphone loading speed optimization, viewport configuration, and technologies like AMP. SEO practitioners will find Google's official positions on major updates such as Mobilegeddon, which transformed ranking criteria by favoring mobile-friendly sites. Understanding these guidelines has become imperative: with over 60% of global web traffic originating from mobile devices, mobile user experience directly determines organic visibility. Google's declarations on adaptive design, common responsive implementation errors, and mobile-specific Core Web Vitals criteria constitute strategic resources for any SEO professional aiming to optimize SERP performance and deliver an exemplary mobile experience. This category serves as a comprehensive reference for navigating Google's evolving mobile requirements and ensuring websites meet the search engine's standards for smartphone accessibility, usability, and technical excellence.
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★★★ How Does Google Really Index Hidden Content in Tabs with Mobile First?
John Mueller confirmed during a hangout that content inside a tab would indeed be taken into account, within the Mobile First index framework, with the same weight as content visible by default. Howev...
John Mueller Oct 30, 2017
★★★ Should You Choose a Dedicated Mobile Site (m.) or Responsive Design for Better SEO?
John Mueller indicated on Twitter that Google's mobile search engine does not give better rankings to dedicated mobile sites (with URLs like m.yoursite.com) compared to responsive sites......
John Mueller Oct 02, 2017
★★ Is Responsive Design Really Enough to Successfully Navigate the Mobile First Transition?
Gary Illyes also explained at the same Brighton SEO conference that responsive design sites have little to worry about regarding the Mobile First project and that at this level, everything should go s...
Gary Illyes Sep 25, 2017
Should You Worry About an HTTP Warning Label in Google Search Results Like Mobile?
Gary Illyes stated at Brighton SEO that Google has no plans to indicate in the SERPs that a URL is not secure (meaning it's HTTP and not HTTPS) with a specific message, as was previously done with non...
Gary Illyes Sep 25, 2017
★★★ How Will the New Search Console Transform Your SEO Data Analysis?
Gary Illyes confirmed from Japan that the new version of Search Console will be arriving soon with an extended data period (beyond the current 90 days for search analysis in particular). But no furthe...
Gary Illyes Aug 28, 2017
★★ What are the only two fields in an XML sitemap that Google actually cares about?
John Mueller explained on Twitter that in XML files, the two most important fields are the URL (<loc>) and the last modification date (<lastmod>)....
John Mueller Aug 21, 2017
★★★ Does the Order of URLs in an XML Sitemap File Actually Matter to Google?
John Mueller explained on Twitter that you can structure your XML Sitemap file absolutely however you want in terms of field order, and this won't cause any problems for Google. The file is read autom...
John Mueller Aug 07, 2017
★★★ Does Geographic Hosting Location Still Impact Your Site's SEO Rankings?
John Mueller indicated on Twitter that the geographic location of a server no longer matters to Google. To establish the target country of a site, the search engine primarily relies on the domain exte...
John Mueller Jul 17, 2017
★★ Will Hidden Content in Accordions and Tabs Finally Carry the Same SEO Weight as Visible Text?
Following Gary Illyes a few weeks ago, John Mueller confirmed in a hangout that hidden but potentially visible content on a page (tabs, accordions, etc.) will be treated, when the Mobile First project...
John Mueller Jul 10, 2017
★★ How Is Google Rolling Out Mobile First Indexing Site by Site?
John Mueller indicated on Twitter that Google was considering launching the Mobile First index site by site, as soon as the algorithm determines that the site in question will be ready for it. Therefo...
John Mueller Jun 26, 2017
★★ Should You Panic About the Mobile First Indexing Delay in 2018?
Once again at the SMX Advanced conference, Gary Illyes confirmed that the "Mobile First" project would not be launched in 2017 and that 2018 was more realistic as a timeline, as indicated a few weeks ...
Gary Illyes Jun 19, 2017
★★ Will Google Launch a Public Sandbox to Test Mobile First Index Before Deployment?
In 2009, when Google launched its new Caffeine indexing structure, the search engine set up a "sandbox", or new version of its index on a specific URL, to test the new infrastructure being implemented...
John Mueller Jun 06, 2017
How Will Google Roll Out Mobile First Indexing: All at Once or Site by Site?
John Mueller indicated in a hangout that it is possible that the Mobile First project (currently planned for 2018) will be launched not all at once for all websites, but for batches of sites, one afte...
John Mueller May 22, 2017
★★ Can Store Locator Pop-ups Harm Your Mobile SEO Rankings?
Be careful if you use a pop-up on your mobile site that allows users to choose the nearest store upon arriving on the site (store locator). John Mueller said on Twitter that this type of pop-up could ...
John Mueller Apr 03, 2017
★★★ Does Optimizing Keywords in URLs Really Matter for SEO?
John Mueller, once again, reminded us on Twitter that the presence of keywords in URLs is a weak ranking factor for the search engine's algorithm, especially since on mobile devices, we don't even see...
John Mueller Mar 13, 2017
★★ Can Google's Advertising Bots Actually Discover New Pages for Indexing?
John Mueller indicated on Twitter that Google's robots used for Adwords and Adsense advertising (examples: Mediapartners-Google, Mediapartners, AdsBot-Google and AdsBot-Google-Mobile-Apps) are not use...
John Mueller Feb 13, 2017
★★★ Is AMP Really a Google Ranking Factor for SEO?
John Mueller indicated on Twitter that AMP was not a relevance criterion for Google and that the fact that a page is available in this format does not factor into the search engine's algorithm calcula...
John Mueller Jan 30, 2017
★★★ How Quickly Can You Remove a Google Penalty for Intrusive Interstitials?
Regarding the mobile interstitial penalty launched in mid-January, John Mueller indicated that if a site was penalized in this way and corrected the issue, the penalty would be lifted at the next craw...
John Mueller Jan 30, 2017
★★★ Should You Modify Your Canonical Tags When Switching to Mobile First Index?
As long as Mobile First indexing is being tested by Google, there is no reason to change the "canonical" tags if you have a dedicated mobile site whose pages point to their desktop equivalents. John M...
John Mueller Jan 16, 2017
★★★ How Does Google Warn Webmasters About Mobile First Index Risks?
John Mueller indicated in a hangout that Google will send messages via Search Console to webmasters who own sites that could be impacted in one way or another (and especially negatively, for example f...
John Mueller Jan 16, 2017
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