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 5 questions

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

🕒 ~1 min 🎯 5 questions
★★★ Should you be worried about massively removing backlinks after a manual penalty?
Mass removal of links after a manual penalty is not seen as an alarm signal by Google. If the site was artificially boosted by these links, its visibility will naturally decrease after their removal, ...
Apr 01, 2021 ⚡ Analysis available
★★★ Why does your site fluctuate between page 1 and page 5 of Google's results?
Significant fluctuations between page 1 and pages 4-5 indicate that Google's algorithms are uncertain about how to rank the site. The solution is to significantly improve the overall quality of the si...
Apr 01, 2021 ⚡ Analysis available
★★★ Can database-generated sites still rank by automatically cross-referencing data?
Creating millions of pages by automatically cross-referencing data (cities × services, for example) is not enough. Algorithms seek unique value beyond the simple compilation of data already available ...
Apr 01, 2021 ⚡ Analysis available
★★ Are separate mobile URLs (m.example.com) still a viable SEO option?
The configuration with separate mobile URLs (m.example.com) remains fully supported with proper canonical and alternate tags. Google recommends a single version for simplicity but does not enforce thi...
Apr 01, 2021 ⚡ Analysis available
★★ Are editorial collaborations with backlinks really risk-free according to Google?
Inviting experts to enrich content and crediting them with a link is acceptable. If these experts then freely mention this collaboration on their site, it remains within the guidelines, provided there...
Apr 01, 2021 ⚡ Analysis available
★★★ Are Google’s manual actions always visible in Search Console?
If a site has no manual action displayed in Google Search Console, then there is no active manual action against that site. Manual penalties are always visible in this tool....
Apr 01, 2021 ⚡ Analysis available
★★★ Can self-referential canonical tags really safeguard your site from URL duplications?
Using a canonical tag pointing to the page itself allows Google to manage URL variations (www/non-www, UTM parameters, etc.) and consolidates indexing on the preferred version even if different URLs e...
Apr 01, 2021 ⚡ Analysis available
★★★ Is it true that the number of words doesn’t really matter for Google rankings?
The number of words per page is not a Google ranking criterion. Google does not count words and will never refuse to display a page just because it has less than 400 words. What matters is the unique ...
Apr 01, 2021 ⚡ Analysis available
★★ Why does it really take 3 to 4 months for a revamp to be recognized by Google?
After significant qualitative improvements on a site, it takes about 3 to 4 months for Google to recrawl the content and understand that the site has fundamentally changed. The technical recrawl can t...
Apr 01, 2021 ⚡ Analysis available
★★★ Should you really let go of rel=next and rel=prev tags for pagination?
Google no longer uses the rel=next and rel=previous attributes to understand pagination. Its systems now automatically recognize pagination. These tags can remain for accessibility but have no longer ...
Apr 01, 2021 ⚡ Analysis available
★★ Do backlinks lose their significance once a website is established?
Links are particularly important at the beginning, when Google doesn't yet know a website and needs to discover it. Once Google understands the site and its context, growth can become more organic wit...
Apr 01, 2021 ⚡ Analysis available
★★★ Should we still use rel=next and rel=previous tags for pagination?
The rel=next and rel=previous tags are ignored by Google. Google's systems can now automatically recognize the current pagination and treat it as standard internal links. These tags can remain on page...
Apr 01, 2021 ⚡ Analysis available
★★★ Can database-generated sites really rank on Google?
Creating millions of pages from a database (cities × services, for example) is technically easy, but Google looks for real added value. If this data already exists elsewhere on the web, you need to pr...
Apr 01, 2021 ⚡ Analysis available
★★★ Is it true that you can ditch AMP to appear in Google Discover?
Google does not require AMP to appear in Discover. Normal web pages can also appear there. The main difference is the thumbnail size: larger by default for AMP, but web pages can have the same size us...
Apr 01, 2021 ⚡ Analysis available
★★ Should you really include the Google verification file in your XML sitemap?
There is no need to include the Google Webmasters verification file in the XML sitemap. This file is only for Search Console and has no utility for indexing....
Mar 31, 2021 ⚡ Analysis available
★★★ Why do multiple canonical tags pointing to different URLs break your indexing?
You should avoid having multiple rel canonical tags pointing to different URLs on the same page. Multiple canonicals with separate URLs should be avoided....
Mar 31, 2021 ⚡ Analysis available
★★ Is a single domain sufficient for international SEO or risky?
It is entirely acceptable to have a single domain to target a global audience. Many websites only have one version available globally, without the necessity for multiple ccTLDs....
Mar 31, 2021 ⚡ Analysis available
★★★ Should you remove dates from your URLs to improve your rankings?
Including the day and month in the URL is acceptable and does not affect the crawling, indexing, or ranking of the page in Google....
Mar 31, 2021 ⚡ Analysis available
★★★ Do image CDNs really penalize your Google SEO?
Using CDNs to serve images poses no issues for Google Search. Images do not need to be hosted on your own server....
Mar 31, 2021 ⚡ Analysis available
★★★ How Does Google Really Handle Hyphens in Keywords and Search Queries?
John Mueller explained on Twitter that Google can interpret an expression containing a hyphen in several different ways, depending on the context. For example, "wifi" and "wi-fi" will be understood th...
Mar 29, 2021 ⚡ 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.