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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★★★ Should you really duplicate all desktop content on mobile for mobile-first indexing?
Google is gradually transitioning to mobile-first indexing and recommends ensuring that mobile and desktop versions of your pages have similar content, particularly in terms of text, internal links, a...
John Mueller Dec 10, 2018
★★★ Does mobile-first indexing truly require strict parity between mobile and desktop?
To be ready for mobile-first indexing, ensure all content, including structured data, is consistent between the mobile and desktop versions. Responsive design sites just have to wait for the mobile-fi...
John Mueller Nov 30, 2018
★★★ Is mobile-first indexing truly a one-way street for your website?
Once a domain is moved to mobile-first indexing, it is not possible to revert to traditional indexing. This requires a mobile site optimized for Google's crawling....
John Mueller Nov 29, 2018
★★ Why does Google keep some algorithm updates under wraps?
Google does not confirm all algorithm updates, except when they have a tangible impact on webmasters and actionable measures can be taken, such as page speed updates or mobile compatibility....
John Mueller Nov 27, 2018
★★★★ Does the Alt Attribute Really Matter for Classic Web Search Rankings?
John Mueller explained in a hangout that the Alt attribute of images plays a fairly minor role in optimizing a page for web search. Indeed, the words that this attribute contains will certainly alread...
John Mueller Nov 19, 2018
★★ Can you really paginate differently between mobile and desktop without risking SEO?
Differences in pagination between mobile and desktop versions do not pose a problem if the content is accessible on the mobile version and does not hinder content discovery....
John Mueller Nov 13, 2018
★★★ Can mobile-first indexing hide your poorly linked product pages?
With mobile-first indexing, Google will only use the mobile version to index a site, which can affect poorly linked product pages....
John Mueller Nov 13, 2018
★★★ Does mobile-first indexing really apply to all ranking criteria, including above-the-fold?
Google is trying to use the mobile version as much as possible for its algorithms, including for assessing what appears above the fold....
John Mueller Nov 13, 2018
★★★ Should You Really Use the Same Title Tag for Both Desktop and Mobile?
John Mueller advised on Twitter to use only one Title tag, identical for both desktop and mobile versions of a web page. And, within the framework of the Mobile First index, it's the mobile version's ...
John Mueller Nov 12, 2018
★★★ Can You Really Opt Out of Google's Mobile First Indexing?
John Mueller responded to a question on Twitter asking whether one could request not to be moved to the Mobile First Index. The answer was negative....
John Mueller Nov 12, 2018
★★★ Why Does Google's Structured Data Testing Tool Crawl Your Site in Desktop Mode Instead of Mobile?
John Mueller explained on Twitter that Google's structured data markup testing tool crawls the submitted URL as a "neutral" crawler, which is interpreted most of the time by the site as a "desktop" cr...
John Mueller Nov 05, 2018
★★★ How Does Googlebot Actually Interpret Your Website's JavaScript?
Google's Martin Splitt indicated during a hangout that there was still a gap between how current browsers (example: Chrome version 70) parsed and displayed a web page and how Googlebot saw it (more li...
Martin Splitt Nov 05, 2018
★★ Do 301 Redirects Between Unrelated Pages Really Lose All Their PageRank?
John Mueller provided more information during a hangout on how a 301 redirect passes "link juice" (PageRank) from one page to another. He initially indicated, as was already known, that 301 and 302 re...
John Mueller Nov 05, 2018
★★★ Why does the Search Console's live test always use Googlebot Desktop?
The live test feature in the URL inspection tool currently uses Googlebot Desktop version to analyze your pages, including for sites that have already switched to mobile-first indexing....
Google Oct 31, 2018
★★★ Should you really avoid critical JavaScript in the header for SEO?
It is recommended not to include critical JavaScript in the header, especially if it is heavy, as this blocks rendering and impacts user experience, particularly on mobile devices. Server-side renderi...
Martin Splitt Oct 31, 2018
★★★ Does client-side rendering really destroy your mobile experience without affecting SEO?
Client-side rendering can pose user experience issues, especially on mobile where networks are not always reliable or fast. Therefore, even if SEO is not affected, it is crucial to thoroughly test the...
Martin Splitt Oct 31, 2018
★★★ Should You Still Bother With isRelatedTo and isSimilarTo in Product Schema?
John Mueller indicated on Twitter that Google does not take into account the "isRelatedTo" and "isSimilarTo" fields of the Schema.org Product tag. These two attributes allow you to indicate related or...
John Mueller Oct 23, 2018
★★★ Is it true that no mobile-first notification means your site is ready?
John Mueller indicates that not receiving a mobile-first indexing notification does not necessarily mean that the site is unprepared for this type of indexing. Google is deploying this feature gradual...
John Mueller Oct 19, 2018
★★ Can you really geo-target your AMP pages without risking a penalty?
Implementing AMP specific to a geographic region is technically possible but complicated, as Google prefers to handle AMP versions globally and does not natively support conditional distribution by re...
John Mueller Oct 19, 2018
★★★ Should you worry when Search Console shows AMP errors for no obvious reason?
According to John Mueller, delays in Search Console reporting can occur, leading to discrepancies in the display of AMP errors and other data. It is important not to overly worry, especially if no cha...
John Mueller Oct 19, 2018
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