What does Google say about SEO? /
This category compiles all official Google statements regarding its ranking algorithms and their successive updates. Algorithms form the foundation of the search engine and determine website visibility in search results. Here you'll find Google communications about Core Updates, those major algorithm refreshes deployed several times yearly, alongside historical algorithms such as Panda (content quality), Penguin (link spam), Hummingbird (semantic understanding), and artificial intelligence innovations like RankBrain and BERT. SEO professionals will discover official positions on recent thematic updates including the Helpful Content Update, designed to reward genuinely useful content for users, and Spam Updates targeting manipulative practices. Understanding Google's official statements about these algorithms is crucial for anticipating ranking fluctuations, adapting SEO strategies to search engine evolution, and aligning practices with official recommendations rather than relying on speculation or misinformation. This resource helps practitioners distinguish between confirmed algorithmic factors and industry myths, enabling data-driven optimization decisions. Whether responding to sudden traffic changes or planning long-term SEO strategies, these official declarations provide the authoritative foundation needed for effective search engine optimization in an ever-evolving digital landscape.
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★★★ Why Do Some Google Updates Take Longer Than 2 Weeks to Roll Out?
John Mueller and Danny Sullivan explained on Mastodon that when an algorithm update takes longer than the "classic" 2 weeks (this was the case with the recent Link Spam Update and Helpful Content Upda...
John Mueller Jan 16, 2023
★★ Does Google's algorithm really recognize authoritative content as easily as it claims?
It is easy for Google's algorithm to recognize that official product documentation is relatively authoritative on a subject. The Search Console Help Center has no visibility problems in search results...
Josh Cohen Jan 12, 2023
★★★ Are Panda and Penguin Still Relevant in Modern SEO?
Google has published a guide on Google Search ranking systems. The guide covers more than 20 systems, including some that have been retired, such as Panda and Penguin. This is an excellent reference f...
Lizzi Sassman Dec 21, 2022
★★★ Does Time Spent on a Page Really Influence Google Rankings?
John Mueller reiterated once again on Twitter that the time a user spends reading a web page is not a relevance criterion for the search engine and is not taken into account by the algorithm, just lik...
John Mueller Dec 19, 2022
★★ Should you really compare the actual state of your pages before and after a traffic drop?
When analyzing a drop in visibility, it is important to compare the actual state of pages before and after, as sites may have made changes that explain the drop, independent of an algorithmic update....
Martin Splitt Dec 13, 2022
★★ Should you wait before assessing the real impact of a Google algorithm update?
Algorithm updates don't deploy instantly. They can take several weeks, with components potentially adjusted or removed during rollout. You need to wait 2 to 3 weeks before analyzing the true impact of...
Martin Splitt Dec 13, 2022
★★ Can AI-Modified Scraped Content Really Slip Past Google's Spam Filters?
Duy Nguyen, another SEO spokesperson for Google, in the same hangout as above, responded to a question about texts scraped from the Web then modified using artificial intelligence algorithms before be...
Google Dec 05, 2022
★★ Do Quality Rater Guidelines Reveal Google's Secret Algorithm Roadmap?
Quality Rater Guidelines show where Google wants to go with its algorithm in the future. When something is added in multiple places within the guidelines, it indicates an important direction the algor...
Gary Illyes Nov 30, 2022
★★★ Could Google Really Be Spammed From Its Earliest Days?
An amusing anecdote from Google's early days recently resurfaced on Hacker News, where Matt Cutts, former head of Google's webspam team, recounts how he had to battle with the two co-founders, Sergey ...
Matt Cutts Nov 28, 2022
★★★ Should You Still Optimize for Old Speed Metrics or Focus Exclusively on Core Web Vitals?
John Mueller confirmed, also on Twitter, that Google no longer uses the old algorithms, used from 2010 to 2018, to measure the performance (display time) of a web page. Now, it's the 'Page Experience'...
John Mueller Nov 07, 2022
★★ Can you really add any schema markup without risking your SEO performance?
You can add any type of schema markup on web pages — it's open to all. However, it must be relevant to the page in question and compliant with the documentation to benefit from specific features....
Lizzi Sassman Nov 03, 2022
★★ Does Google really detect link schemes 100% algorithmically without manual intervention?
The detection and penalization of artificial backlinks are handled algorithmically by Google, not manually....
John Mueller Nov 03, 2022
★★★ Do You Really Need to Translate Your URLs to Match Your Content Language for Better Rankings?
John Mueller indicated on Twitter that it is not mandatory to assign web pages written in a language a URL in the same language: "There is no need to use English URLs if the content is not in English....
John Mueller Oct 24, 2022
★★★ Does Google Search Central Documentation Get Special Treatment in Search Results?
Google Search Central documentation receives no preferential treatment in search algorithms. There is no button to automatically rank first. Google must do SEO like any other website....
Lizzi Sassman Oct 20, 2022
★★★ How does Google really handle duplicate content in search results?
Google detects duplicate content but does not automatically label it as 'copycat sites'. The algorithm simply identifies duplication, selects a canonical version, and may not display the others in the...
Google Oct 13, 2022
★★★ Does duplicate content really hurt your SEO?
Google does not penalize sites for duplicate content. The algorithm detects duplication between pages and selects one to display as canonical in the results, hiding the others. There is no concept of ...
Google Oct 13, 2022
★★★ Why is the DMCA essential for managing duplicate content?
Google cannot automatically determine whether copied content constitutes a copyright violation or is the result of a contractual agreement. To report copied content without authorization, a DMCA (Digi...
Google Oct 13, 2022
★★★ Can a Slow Website Be Deindexed from Google Due to Poor Core Web Vitals?
John Mueller indicated on Twitter that a site cannot be deindexed from the search engine based solely on the algorithm's analysis of its loading times and therefore Core Web Vitals criteria....
John Mueller Oct 03, 2022
★★ Should you prepare for the Helpful Content Update in Japanese to enhance your SEO?
The Helpful Content Update is not yet active for Japanese, but it is likely to be in the future. It is recommended to read the documentation now to get ready, as the content of this update aligns with...
Google Sep 29, 2022
★★ Why did Google roll out the Helpful Content Update exclusively in English at first?
The Helpful Content Update is currently being deployed exclusively for English-language searches....
John Mueller Sep 28, 2022
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