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

Test your SEO knowledge in 5 questions

Less than a minute. Find out how much you really know about Google search.

🕒 ~1 min 🎯 5 questions
★★★ Why does recovery from a Page Layout penalty take months?
After fixing issues related to the Page Layout algorithm (excessive ads above the fold), recovery is not instant. Google must reprocess a large part of the site to understand that the problem is resol...
John Mueller Oct 16, 2020
★★ Why do your rendering tests fail while Google indexes your page correctly?
Google's testing tools (Mobile-Friendly Test) have shorter timeouts than actual indexing to provide quick answers. If rendering works in the URL Inspection tool but not in the tests, it’s likely a tim...
John Mueller Oct 16, 2020
★★★ Is alternating between index and noindex really dooming your pages to Google's oblivion?
If pages alternate between index and noindex, Google will eventually treat them as 404 pages and crawl them less frequently, regardless of submissions in the sitemap. This fluctuation is counterproduc...
John Mueller Oct 16, 2020
★★★ Can Google really evaluate Core Web Vitals section by section on your site?
Google tries to be as granular as possible in assessing Core Web Vitals. If your site has a clear structure (subdirectories or subdomains), Google can treat slow and fast sections differently. Without...
John Mueller Oct 16, 2020
★★★ Why does merging two websites lead to traffic loss even with perfect redirects?
Merging two sites is more challenging than a simple migration because Google needs to recalculate the internal linking structure, determine which pages are relevant, and how they connect to the rest o...
John Mueller Oct 16, 2020
★★ Should you really host your news blog on the same domain as your product site?
To add a news section to a product site, it is recommended to keep it on the existing domain rather than creating a new domain. This allows for immediate benefit from the authority of the site. A clea...
John Mueller Oct 16, 2020
★★★ How does Google really index your pages: by keywords or by documents?
Google does not read a page to decide which keywords to target. It indexes the words on each page into an inverted index. When a search is made, Google finds the documents containing those words and c...
John Mueller Oct 16, 2020
★★ Do you really need to specify a time zone in the lastmod tag of your XML sitemap?
The last modified date in an XML sitemap must include a time zone according to the datetime standard. Using 'Z' indicates UTC, but other time zones can be specified. Google uses this data as a guide t...
John Mueller Oct 16, 2020
★★ Is splitting a website into multiple domains a strategic mistake to avoid?
Separating a website into multiple domains is almost harder than merging sites, as the internal linking changes completely. Google generally recommends focusing content rather than splitting it, unles...
John Mueller Oct 16, 2020
★★ Should you really use data-nosnippet to control your search snippets?
It is acceptable to use the data-nosnippet attribute to exclude certain parts of a page from search snippets. Lazy-loading is also a valid option for content that is intended solely for users....
John Mueller Oct 16, 2020
★★ Does content syndication really harm your organic search ranking?
If other sites are syndicating your content, it is not a signal that Google views your site as low quality. On the contrary, this can be seen as a positive sign that others want to syndicate your cont...
John Mueller Oct 16, 2020
★★ How does Google manage to comprehend 15% of queries it has never seen before through machine learning?
15% of daily searches are completely new. Google uses machine learning (like BERT) to understand acronyms, synonyms, singular/plural forms, and what users are really looking for, rather than simply ma...
John Mueller Oct 16, 2020
★★★ Should you really prioritize incremental linking for pagination instead of linking everything from page 1?
To help Google focus on the first page of a paginated series, link the pages incrementally (page 1 to 2, 2 to 3, etc.) instead of linking everything from page 1. This signals to Google that the first ...
John Mueller Oct 16, 2020
★★ How might a missing timezone in your XML sitemaps jeopardize your crawl?
The lastmod tag in a sitemap must follow the datetime standard with a specified timezone. Using 'z' at the end indicates UTC time, but other timezones can be specified according to the appropriate RFC...
John Mueller Oct 16, 2020
★★★ Can a polluted domain really handicap your SEO for over a year?
If you migrate to a domain that previously hosted adult content or spam, classification algorithms (like SafeSearch) may linger. External effects like links with problematic anchors can also cause dif...
John Mueller Oct 16, 2020
★★★ Does a domain migration really transfer all ranking signals?
During a simple domain migration (one-to-one), Google typically transfers all ranking signals. Google has worked long to make these migrations as smooth as possible, and in most cases, they work very ...
John Mueller Oct 16, 2020
★★ Does a 302 redirect ultimately equate to a 301 in terms of SEO?
Using a 302 redirect instead of a 301 for a permanent migration will lengthen the canonicalization time, but in the long run, the difference will not be significant. However, a 301 remains the recomme...
John Mueller Oct 16, 2020
★★★ Is it really necessary to break all your pagination links for Google to prioritize page 1?
To ensure Google favors the first page of a pagination, link the pages incrementally (page 1→2, 2→3, etc.) rather than from page 1 to all others. This clearly indicates that the first page is the most...
John Mueller Oct 16, 2020
★★★ Does Google really evaluate Core Web Vitals by section or does it apply to the entire domain?
Google tries to be as granular as possible with Core Web Vitals. If the site structure allows for clear identification of sections (e.g., /forum), Google can apply different scores. If not, an aggrega...
John Mueller Oct 16, 2020
★★★ Does a 1:1 domain migration truly transfer ALL ranking signals?
During a simple domain migration (one-to-one), all ranking signals are transferred. Google has worked long to make these migrations as seamless as possible, and they generally work very well....
John Mueller Oct 16, 2020
🔔

Get real-time analysis of the latest Google SEO declarations

Be the first to know every time a new official Google statement drops — with full expert analysis.

No spam. Unsubscribe in one click.