What does Google say about SEO? /
Artificial intelligence is fundamentally reshaping search engine optimization and Google's algorithms. This category compiles Google's official statements regarding AI usage in search, including machine learning technologies, large language models (LLMs), and new generative search experiences like SGE and AI Overview. SEO practitioners will find Google's positions on how AI-generated content (ChatGPT, Gemini, Bard) impacts website rankings and organic visibility. Google has clarified its guidelines concerning artificial intelligence for content creation, distinguishing acceptable practices from manipulative techniques that violate search quality standards. Understanding these official declarations is crucial for adapting SEO strategies to algorithmic evolutions, particularly with the increasing integration of machine learning into ranking systems. This category also covers the impact of AI-generated answers in SERPs, E-E-A-T quality criteria applied to AI-assisted content, and recommendations for maintaining organic search presence in the era of generative search. Essential insights include how Google evaluates content quality regardless of production method, focusing on helpfulness and user value rather than creation process. A must-follow resource for staying ahead in modern search engine optimization.
Quick SEO Quiz

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🕒 ~1 min 🎯 5 questions
★★ Should you really submit all paginated pages in the XML sitemap?
For a large site with pagination, it is not necessary to send all pagination pages (page 2, 3, 100…) in the XML sitemap. Google recommends only submitting important pages. Since the rel=next/prev attr...
Anonyme (金谷武明) Jun 04, 2020
★★★ Should you really report every scraping URL via the Spam Report to prompt action from Google?
In the face of mass scraping or hacked sites displaying stolen content, Google advises reporting each URL via the Spam Report. Although each report may not lead to individual action, these reports ass...
Anonyme (金谷武明) Jun 04, 2020
★★ Do Google penalties really transfer between domains and subdomains?
Google does not publicly specify whether a manual penalty on a main domain affects its subdomains or the other way around, as it would reveal the internal workings of the anti-spam fight. Google recom...
Anonyme (金谷武明) Jun 04, 2020
★★ What really causes your sitemap to fail in Search Console and how can you effectively resolve the issue?
If submitting a sitemap fails in Search Console, the best action is to use the 'Send Feedback' feature in Search Console with a detailed description (ideally in English, but Japanese works too via Goo...
Anonyme (金谷武明) Jun 04, 2020
★★ Does the number of JavaScript files really slow down Google indexing?
Google renders all JavaScript files on a page in a single rendering pass, not file by file. The number of JS files does not proportionally increase the rendering delay in the indexing process....
金谷武明 Jun 04, 2020
★★ Is it true that all sites indexed after July 2019 default to Mobile-First Indexing?
Sites created and indexed after July 2019 are supposed to be automatically in Mobile-First Indexing. If Search Console still displays 'desktop Googlebot', it is likely a display bug in the tool, as se...
Anonyme (金谷武明) Jun 04, 2020
★★ Why do your Google metrics never align between Search Console, Analytics, and Business Profile?
Different Google tools (Search Console, Google Analytics, Google My Business) use different collection methods and definitions for similar metrics. It is normal for the numbers not to match across the...
Anonyme (金谷武明) Jun 04, 2020
★★★ Why does Google refuse to show your FAQs in rich results despite perfect markup?
The display of FAQs in rich results is determined by the algorithm, not the webmaster. If the markup is correct and error-free in Search Console, no further action is possible. Content quality remains...
金谷武明 Jun 04, 2020
★★★ What should you do if your site lost traffic after a Core Update without making any mistakes?
The May 2020 Core Algorithm Update is complete and deployed. If a site has lost traffic, it doesn’t necessarily mean there’s a problem: the decline may be due to the emergence of higher quality conten...
Anonyme (金谷武明) Jun 04, 2020
★★ Should you really overlook PageRank when deciding between a domain and a subdomain?
Do not structure domains/subdomains based on presumed PageRank or internal/external links. Choose the architecture based on user logic. Services started in a subdomain sometimes surpass the main domai...
金谷武明 Jun 04, 2020
★★ Why does Google emphasize textual context in Search Console feedback?
When sending Search Console feedback, attach a detailed textual explanation in addition to the screenshots. The Search Console team can use Google Translate to understand Japanese if English is imposs...
金谷武明 Jun 04, 2020
★★ Does the rel=canonical via HTTP header really still work?
The rel=canonical attribute via HTTP header continues to work and remains effective for PDFs or other content with separate desktop/mobile versions on different domains....
金谷武明 Jun 04, 2020
★★ Can you deploy structured data through Google Tag Manager without touching the source code?
For sites where developers are not available, Google Tag Manager allows you to add structured data that will be detected by Google. It's more complex than the Data Highlighter but provides an alternat...
John Mueller May 29, 2020
★★ Does JavaScript server-side rendering hide invisible SEO errors from users?
JavaScript server-side rendering (SSR) produces static HTML similar to WordPress, but if SSR is configured specifically for Google, numerous errors can occur that are invisible to normal users. Compar...
John Mueller May 29, 2020
★★★ Why does Google remember your SEO history even after a drastic content change?
Historical data influences ranking. An older site has accumulated signals (links) over the years. Some algorithms (adult content, quality) have a memory: a site that changes from adult content to gene...
John Mueller May 29, 2020
★★ Why does it take over a month to remove the Sitelinks Search Box from your Google results?
Adding the meta tag that removes the Sitelinks Search Box results in a gradual removal from the results. Processing can take time, sometimes a month or more, similar to the time required to add custom...
John Mueller May 29, 2020
★★★ Can you really display different content on mobile and desktop without facing penalties?
Google indexes the mobile version of the content. Displaying slightly different content between mobile and desktop is acceptable, unless it is malicious cloaking (e.g., comics on mobile, adult content...
John Mueller May 29, 2020
★★ Will Google introduce accelerated validation for your content overhauls in Search Console?
Google is considering extending the validation process for fixes in Search Console (currently limited to technical issues and structured data) to content overhauls. This would trigger expedited re-cra...
John Mueller May 29, 2020
★★★ How can fixing a failed migration within 48 hours completely change your rankings?
After a problematic migration, identifying and fixing differences as quickly as possible is crucial. The longer you wait, the more Google systems learn about the new site as a different site and adjus...
John Mueller May 29, 2020
★★★ Does a clean 301 redirect really transfer 100% of PageRank without any loss?
A clean, page-by-page 301 redirect, with no remaining content on the old site, transfers all signals (including PageRank) to the new domain. A partial or late redirect (e.g., a year later) forces Goog...
John Mueller May 29, 2020
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