What does Google say about SEO? /
John Mueller is one of Google's most active spokespeople on search engine optimization topics. As a Search Advocate, he regularly answers the SEO community's questions during Google Search Central sessions and on social media. His statements are a prime source of information for understanding how Google Search works and the best practices to follow.
Quick SEO Quiz

Test your SEO knowledge in 3 questions

Less than 30 seconds. Find out how much you really know about Google search.

🕒 ~30s 🎯 3 questions 📚 SEO Google
Should you stop talking about SEO and embrace new terms like AIO, GEO, or LLM optimization instead?
Despite discussions about new terms like AIO, GEO, or LLM optimization, Google believes that SEO should remain called SEO in a world with AI....
Jul 01, 2025 ⚡ Analysis available
★★★ Do URL Extensions Like .html, .htm, or None Really Matter for SEO?
John Mueller reaffirms that URL extensions (.htm, .html, or none) have no impact on SEO. Asked on Reddit, he specifies that this choice is mostly historical, with few sites still using static files. T...
Jul 01, 2025 ⚡ Analysis available
★★ Do AI Overviews really drive traffic to a wider range of websites?
AI Overviews directs users to a greater diversity of websites, particularly for complex queries requiring exploration, reasoning, or advanced comparisons....
Jul 01, 2025 ⚡ Analysis available
★★★ Why does Google's Indexing API remain locked down to only two content types?
Google's Indexing API functions exclusively for job postings and live video broadcasts. It does not work for blogs, homepage content, e-commerce sites, or any other standard content type....
Jun 26, 2025 ⚡ Analysis available
★★★ Does broken HTML really hurt your search rankings?
Google can process broken or invalid HTML. Only 0.5% of the top 200 websites have valid HTML on their homepage. Search engines must handle imperfect HTML, so slightly incorrect syntax won't block inde...
Jun 26, 2025 ⚡ Analysis available
★★★ Should you still use the meta keywords tag for SEO in 2025?
No search engine uses the meta keywords tag. Developers don't need to spend time on this tag, even though using it doesn't cause any problems....
Jun 26, 2025 ⚡ Analysis available
★★ Does Google really give Angular special treatment in search rankings?
The fact that Angular is developed by Google provides no ranking advantage. No Google technology (Angular, Analytics, Ads) receives preferential treatment in search results....
Jun 26, 2025 ⚡ Analysis available
★★ Are you really leaving all those Google scripts slowing down your site?
Integrating every possible Google JavaScript snippet on a site can make it extremely slow and cause rendering issues, which can have negative effects on SEO....
Jun 26, 2025 ⚡ Analysis available
★★★ Is your WordPress theme silently destroying your SEO without you knowing it?
Choosing a WordPress theme or CMS can affect SEO because it determines how your content is converted into HTML. A theme can generate semantic HTML with appropriate tags or produce a structure that's d...
Jun 26, 2025 ⚡ Analysis available
★★★ Why use Bing to detect off-topic content penalized by Google?
A publisher of an educational site that migrated from javatpoint.com to tpointtech.com experienced a sudden traffic drop and partial de-indexing on Google. Thinking the migration was to blame, they so...
Jun 17, 2025 ⚡ Analysis available
★★★ Why does Googlebot persist in crawling your deleted pages with 410 status?
A site publisher noticed a drop in visibility on Google after Googlebot made millions of requests to non-existent pages, at a level close to a DDoS attack. One example: over 2.4 million requests targe...
Jun 17, 2025 ⚡ Analysis available
★★★ Should You Stop Using Google's Indexing API to Speed Up Your Pages' Ranking?
On Bluesky, John Mueller once again explained that the Indexing API should only be used for two types of content: job postings and live streams. John Mueller emphasized that many SEOs, often spammers,...
Jun 03, 2025 ⚡ Analysis available
★★★ Why Is Google Ignoring Your JavaScript-Generated Meta Tags?
On Reddit, John Mueller responded to a user wondering why Google wasn't using meta tags dynamically implemented with JavaScript. The Google representative suggested that the meta description of the pa...
May 27, 2025 ⚡ Analysis available
★★ Is Technical SEO Still Essential in the Age of Artificial Intelligence?
After distinguishing between "programmatic SEO" and "technical SEO," John Mueller explained that technical SEO (namely making sites crawlable, indexable, and understandable) will continue to make sens...
May 27, 2025 ⚡ Analysis available
★★★ Why Doesn't Google Search Console Show Any Traffic for Certain Versions of Your Domain?
On Reddit, John Mueller explained to a user that they wouldn't be able to see a drop in traffic on Google Search Console for certain versions of their domain (without "http", without "www") since thes...
May 27, 2025 ⚡ Analysis available
★★★ Do Hreflang Tags Really Guarantee Indexing of All Your International Pages?
On Bluesky, John Mueller reminded us that using hreflang tags guarantees neither the indexing nor the ranking of pages in Google search. He clarifies that some hreflang variants may not be indexed, es...
May 20, 2025 ⚡ Analysis available
★★★ Should You Avoid Having the Same Link Multiple Times on a Webpage?
According to John Mueller, having multiple identical links on the same page is perfectly acceptable and even very common. He clarified that this poses no problem whatsoever, particularly if the links ...
May 06, 2025 ⚡ Analysis available
★★★ Are Your N:1 Redirects Sabotaging Your SEO Migration?
John Mueller explained that a landing page could appear in search results for an e-commerce query, even if it has little content, thanks in particular to the many redirects pointing to it. In the exam...
May 06, 2025 ⚡ Analysis available
★★★ Should You Really Set Today's Date in Your XML Sitemap's Lastmod Tag?
On Reddit, John Mueller stated that having the sitemap's lastmod tag always display the current date is lazy and proves counterproductive when it's intentional. Otherwise, it may also be a sitemap gen...
Apr 29, 2025 ⚡ Analysis available
★★★ Is Image Streaming Killing Your Google Image Search Rankings?
John Mueller stated that using "image streaming" techniques, similar to YouTube video embedding, was not favorable for SEO. He even went so far as to say it was an "excellent way to prevent your image...
Apr 29, 2025 ⚡ Analysis available
🔔

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.