Algorithm Updates
Google Algorithm Updates in 2026: Every Update So Far
A running list of every confirmed Google algorithm update and policy change in 2026, with dates, durations and links to detailed explainers.
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Algorithm Updates Articles
Every major Google algorithm update explained — what changed, who was affected and how to recover.
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Google's September 2026 Spam Update
Google's September 2026 spam update rolled out from 24 September to 8 October 2026, much longer than earlier 2026 spam updates. Here's how to check for impact.
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Google's 2026 Site Reputation Policy Change for the EEA
In August 2026 Google changed how its site reputation policy is enforced for searchers in the European Economic Area. Here is what changed and what is still unclear.
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Google's 2026 Spam Updates: March, June and August Explained
Google released three short spam updates in March, June and August 2026. Here are the confirmed dates, what little Google said and how to check for impact.
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Google's May 2026 Core Update Explained
Google's May 2026 core update rolled out in about 12 days, from 21 May to 2 June. Here is what Google confirmed and what trackers suggested.
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Google's Back Button Hijacking Spam Policy (2026)
In April 2026 Google made back button hijacking an explicit spam violation, enforced from 15 June. Here is what it covers and how to audit your site.
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Google's March 2026 Core Update Explained
Google's March 2026 core update ran from 27 March to 8 April, three days after a spam update. Here is what was confirmed and what trackers reported.
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Google's February 2026 Discover Core Update: The First Discover-Only Core Update
Google's February 2026 Discover core update was the first core update for Discover alone. Here is what Google said, what it didn't, and how to read your data.
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Google Algorithm Updates in 2025: A Year in Review
Every confirmed Google update of 2025 in date order: three core updates, a nearly four-week spam update and the US launch of AI Mode.
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Google's December 2025 Core Update Explained
Google's December 2025 core update ran from 11 to 29 December, right through the holidays. Here is what Google confirmed and what analysts observed.
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Google's August 2025 Spam Update: A Nearly Month-Long Rollout
Google's August 2025 spam update took almost four weeks to roll out. Here is what Google confirmed, what was observed and how to audit your site.
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Google's June 2025 Core Update: Partial Recoveries and Big Swings
Google's June 2025 core update ran from 30 June to 17 July and brought big swings plus some partial recoveries. Here is what is confirmed and what is anecdotal.
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Google's March 2025 Core Update Explained
Google's March 2025 core update ran from 13 to 27 March. Here is what Google confirmed, what data providers saw and how AI search changes complicate the picture.
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Google Algorithm Updates in 2024: A Year in Review
Every confirmed Google update and policy change of 2024 in date order, from the 45-day March core update and new spam policies to AI Overviews and three late-year core updates.
Algorithm Updates
Google's December 2024 Spam Update
Google's December 2024 spam update rolled out globally from 19 to 26 December, right after a core update. Here is what was confirmed and how to respond.
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Google's December 2024 Core Update: A Second Core Update in Weeks
Google released its December 2024 core update just one week after the November update ended. Here is what Google confirmed, what trackers saw and how to read your data.
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Google’s November 2024 Core Update Explained
Google’s November 2024 core update rolled out through peak retail season. Here are the confirmed facts, reported effects and how to analyse Q4 data.
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Google’s August 2024 Core Update and Small Publishers
Google’s August 2024 core update took creator feedback into account and aimed to show more small and independent sites. Here is what happened and how to read your data.
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Google’s June 2024 Spam Update
Google’s June 2024 spam update was a one-week rollout after the March 2024 changes. Here is what Google confirmed and how to respond if your site was affected.
Algorithm Updates
From SGE to AI Overviews to AI Mode: A Timeline of Google's AI Search Rollouts
A dated timeline of Google's AI search rollouts, from the 2023 SGE experiment to AI Overviews and AI Mode, and how to measure their impact separately from ranking updates.
Algorithm Updates
How the Helpful Content System Became Part of Google’s Core Ranking (2024)
Google folded its helpful content system into core ranking in March 2024. Here is what changed, what “retired” means and what it implies for sites hit by earlier updates.
Algorithm Updates
Google’s Scaled Content Abuse Policy Explained
Google’s scaled content abuse policy replaced the old auto-generated content rule in March 2024. Here is what it covers, Google’s examples and how to audit your site.
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Google’s Expired Domain Abuse Policy: What Changed in 2024
Since March 2024, buying an expired domain to rank low-value content on its old reputation is spam under Google’s policies. Here is what counts and what does not.
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Google’s 2024 March Update | Latest Spammy Core Content Update
About the update Google’s March 2024 Core Update in Brief Why Was The Update Required? SEOs have been exploiting the Google’s algorithm system of rankings by…
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Google Algorithm Updates in 2023: A Year in Review
Every confirmed Google update of 2023 in date order, including four core updates, the reviews system expansion and the crowded October 2023 overlap.
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Google’s November 2023 Reviews Update: The Last Announced Reviews Update
Google’s November 2023 reviews update was the last it announced; reviews system improvements now happen continuously. Here are the facts and what review sites should do.
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Google’s November 2023 Core Update: Back-to-Back Core Updates
Google’s November 2023 core update started two weeks after October’s ended. Google said it improved a different core system. Here are the facts and analysis steps.
Algorithm Updates
Google’s October 2023 Core Update (and the Concurrent Ranking Issue)
Google’s October 2023 core update overlapped a spam update and a confirmed Discover bug. Here is what Google confirmed and how to untangle the data.
Algorithm Updates
Google’s October 2023 Spam Update: Expanding Language Coverage
Google’s October 2023 spam update improved spam detection in many languages and overlapped with a core update. Here are the confirmed facts and what to do if you were hit.
Algorithm Updates
Google's September 2023 Helpful Content Update: Why It Hit Small Publishers So Hard
Google's September 2023 helpful content update improved the classifier and rewrote key guidance, and many independent publishers reported severe losses. Here is what was confirmed and what we have learned since.
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Google's August 2023 Core Update and the Rise of Forums
Google's August 2023 core update rolled out over 16 days as Reddit and forums surged in search. Here is what Google confirmed, what trackers measured and where sources disagree.
Algorithm Updates
Google's April 2023 Reviews Update: From Product Reviews to All Reviews
In April 2023 Google renamed its product reviews system the reviews system and widened it to services, places, media and other things. Here is what changed and how to adapt.
Algorithm Updates
Google's March 2023 Core Update Explained
Google's first core update of 2023 rolled out over 13 days and caused far more volatility than September 2022. Here is the timeline, the context and the practical lessons.
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Google's February 2023 Product Reviews Update: Beyond English
Google's February 2023 product reviews update took the system beyond English to ten more languages. Here are the confirmed facts and what non-English review publishers should do.
Algorithm Updates
Google Algorithm Updates in 2022: A Year in Review
Every confirmed Google update of 2022 in date order, including the launch of the helpful content system, two core updates and three product reviews updates.
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Google's December 2022 Link Spam Update and SpamBrain
Google's December 2022 link spam update used SpamBrain to spot both sites buying links and sites passing outgoing links. Here is what that meant and why lost link credit does not come back.
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Google's December 2022 Helpful Content Update: Going Global
Google's second helpful content update improved the classifier, extended it to all languages and took 38 days to roll out over the holidays. Here is what changed and what it means.
Algorithm Updates
Google's October 2022 Spam Update
Google's October 2022 spam update rolled out globally in all languages over just two days. Here is what was confirmed, how it relates to Google's spam policies and how to respond.
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Google's September 2022 Product Reviews Update
Google's fifth product reviews update rolled out over six days in September 2022, right in the middle of a core update. Here is how to tell which one moved your rankings.
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Google's September 2022 Core Update
The September 2022 core update rolled out over 14 days, overlapped a product reviews update and caused less volatility than many core updates. Here is what was confirmed and what it teaches.
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Google's August 2022 Helpful Content Update: The Site-Wide Classifier Arrives
Google's first helpful content update rolled out from 25 August to 9 September 2022, launching a site-wide classifier aimed at content made primarily for search engines.
Algorithm Updates
Google's July 2022 Product Reviews Update
Google's July 2022 product reviews update rolled out in about six days, from 27 July to 2 August 2022, refreshing the English-language reviews system without new guidance.
Algorithm Updates
Google May 2022 Broad Core Update
Google is constantly updating its algorithms to improve search results. There is no specific frequency of algorithms being rolled out for a matter of fact that people…
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Google's March 2022 Product Reviews Update
Google's third product reviews update rolled out from 23 March to 6 April 2022, adding guidance on ranked lists, comparisons and justifying "best" picks.
Algorithm Updates
The Page Experience Update for Desktop (2022)
Google extended page experience ranking to desktop from 22 February 2022, bringing over Core Web Vitals, HTTPS and interstitial signals but not mobile-friendliness.
Algorithm Updates
Google Algorithm Updates in 2021: A Year in Review
Every confirmed Google algorithm update of 2021 in date order, from passage ranking to the December product reviews update, with the lessons that still apply.
Algorithm Updates
Google's December 2021 Product Reviews Update
Google's December 2021 product reviews update ran from 1 to 21 December 2021 and asked reviewers for evidence of hands-on use and links to multiple sellers.
Algorithm Updates
The Vicinity Update (November 2021): Proximity in Local Rankings
Google confirmed a local search update between 30 November and 8 December 2021, nicknamed Vicinity by SEOs. Here's what was confirmed, what was observed and what to do.
Algorithm Updates
Google's November 2021 Core Update: A Pre-Holiday Core Update
Google's November 2021 core update rolled out from 17 to 30 November 2021, overlapping Black Friday and Cyber Monday. Here's what Google said and how to analyse it.
Algorithm Updates
Google's November 2021 Spam Update Explained
Google's November 2021 spam update rolled out from 3 to 11 November 2021, days before the November core update, and is the first ranking entry on Google's Search Status Dashboard.
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Google's July 2021 Link Spam Update and Link Qualification Rules
Google's July 2021 link spam update nullified spammy links across languages and reminded sites to qualify affiliate, sponsored and guest-post links. Here are the facts and an audit checklist.
Algorithm Updates
Google's July 2021 Core Update: Completing the Summer Rollout
The July 2021 core update finished what June started. Here are the confirmed facts, what Google said about reversals, and how to analyse a two-part update.
Algorithm Updates
Google's June 2021 Spam Updates: Two Quick Spam Rollouts
Google ran two one-day spam updates in June 2021. Here is what Google confirmed, what spam updates target, and how they differ from core updates.
Algorithm Updates
The 2021 Page Experience Update: Core Web Vitals Become Ranking Signals
The 2021 page experience update made Core Web Vitals part of mobile ranking, with a small expected impact. Here is the timeline, the signals and what changed since.
Algorithm Updates
Google's June 2021 Core Update: Part One of a Two-Part Update
Google split its summer 2021 core update into two parts. Here are the June facts, Google's warning about reversals, and how to analyse overlapping updates.
Algorithm Updates
Google MUM Explained: What It Does (and Doesn't Do) in Search
MUM was billed as 1,000 times more powerful than BERT, yet Google says it isn't used for general ranking. Here is what it actually does in Search.
Algorithm Updates
Google's April 2021 Product Reviews Update: The First Reviews Update
Google's first product reviews update rolled out from 8 to 22 April 2021 for English-language reviews, rewarding in-depth, expert reviews over thin summaries.
Algorithm Updates
Google Passage Ranking: How Individual Passages Get Ranked
Passage ranking lets Google judge a page's relevance from individual sections. Here is what was announced, what it is not, and how to structure content for it.
Algorithm Updates
Google's December 2020 Core Update: A Big Update at Year-End
Released just after Cyber Monday, the December 2020 core update was reportedly bigger than May 2020. Here are the facts and how to analyse it.
Algorithm Updates
Google’s May 2020 Core Algorithm Update
Everything you need to know about Google’s May 2020 Core Update As we know Google launches algorithm updates every year to keep the search results as user-friendly as…
Algorithm Updates
Featured Snippet Deduplication (2020): Why Snippet Pages Lost Their Second Listing
Since January 2020, a page in a featured snippet no longer gets a second page-one listing. Here is what changed and how to decide whether a snippet is worth keeping.
Algorithm Updates
Google's January 2020 Core Update Explained
The first core update of 2020 rolled out in about three days and stirred up YMYL results. Here are the confirmed facts and a sensible way to analyse it.
Algorithm Updates
Google BERT Update (2019): How Language Understanding Changed Search
BERT changed how Google reads queries rather than how it judges sites. Here is what Google announced, how it expanded and what it means for content in 2026.
Algorithm Updates
Google's September 2019 Core Update Explained
The September 2019 core update rolled out from 24 September and was weaker than June overall, but still hit YMYL sites. Here is the data and Google's guidance.
Algorithm Updates
Google's June 2019 Core Update: The First Pre-Announced Core Update
Google pre-announced the June 2019 core update a day early, a first. It rolled out over about five days alongside a separate site diversity change.
Algorithm Updates
Google's March 2019 Core Update: The First Month-Named Core Update
The March 2019 core update began on 12 March and was the first Google named with its month-year convention. Here is what was confirmed and what tools reported.
Algorithm Updates
The Medic Update (August 2018 Core Update) and YMYL Sites
Google's 1 August 2018 broad core update, nicknamed Medic, caused big swings for health and finance sites and sparked the E-A-T debate. Here is what was confirmed and what was not.
Algorithm Updates
The Speed Update (2018): When Page Speed Hit Mobile Rankings
In July 2018 Google started using page speed in mobile ranking, affecting only the slowest pages. Here is what changed and how it evolved into Core Web Vitals.
Algorithm Updates
Mobile-First Indexing: The Rollout From 2018 Announcement to Default
Mobile-first indexing changed Google from crawling desktop pages to crawling mobile ones. Here is the full rollout timeline, the common parity problems and what it means today.
Algorithm Updates
The March 2018 'Brackets' Core Update and Google's 'No Fix' Message
Google's March 2018 broad core update, nicknamed Brackets, came with a message that reshaped SEO: there is no 'fix' for pages that drop, other than great content.
Algorithm Updates
The Fred Update (2017): What We Know About an Unconfirmed Update
Fred was a March 2017 ranking change linked by analysts to ad-heavy, low-value content. Google never confirmed its specifics, and its name started as a joke.
Algorithm Updates
Google's Intrusive Interstitials Penalty (2017): Pop-Ups That Hurt Rankings
In January 2017 Google began demoting mobile pages whose pop-ups blocked content on arrival from search. Here is what counted, what was exempt and what to use instead.
Algorithm Updates
Penguin 4.0 (2016): Real-Time Penguin and Link Devaluation
In September 2016 Penguin became part of Google's core algorithm, ran in real time and started devaluing spam rather than demoting whole sites. Here is what that means for links and disavow files today.
Algorithm Updates
The Possum Update (2016): Local Filtering Changes Explained
Possum was an unconfirmed September 2016 local search change that filtered similar listings and helped businesses outside city limits. Here is what was observed and what it means now.
Algorithm Updates
Google Rankbrain
To sort its search results, Google uses a machine-learning system known as the RankBrain. Ask how it works and fits into the overall classification scheme of Google?…
Algorithm Updates
The 2015 Quality Update (Phantom 2): Google's Quiet Core Change
In early May 2015 SEOs noticed big ranking swings and called it "Phantom". Google later confirmed a change to how its core algorithm processes quality signals. Here is what we know and why it still matters.
Algorithm Updates
Mobilegeddon (2015): Google's Mobile-Friendly Update in Context
Mobilegeddon was the industry nickname for Google's 21 April 2015 mobile-friendly update. The hype was enormous; the measured impact was modest. Here is what happened and what it teaches about hyped updates.
Algorithm Updates
Penguin 3.0 (2014): The Long-Awaited Refresh and Its Recoveries
Penguin 3.0 arrived on 17 October 2014, more than a year after the previous Penguin release. It let some cleaned-up sites recover and exposed the problem with slow refresh cycles.
Algorithm Updates
HTTPS as a Ranking Signal: What Google's 2014 Announcement Really Meant
In August 2014 Google said HTTPS would become a very lightweight ranking signal. Here is what that meant then, how HTTPS later became part of page experience, and what realistic expectations look like in 2026.
Algorithm Updates
Google’s Pigeon Update
What is the Pigeon Update? When was the Pigeon Update launched? What is the importance of the Pigeon Update? How does the Pigeon Update affect your website? Here are the…
Algorithm Updates
Google Hummingbird (2013): The Rewrite Behind Conversational Search
Hummingbird was a major rewrite of Google's ranking systems, in use from August 2013 and revealed on 26 September 2013. It shifted Search toward understanding the meaning of whole queries.
Algorithm Updates
The Payday Loan Updates (2013-2014): Google vs. Spammy Query Niches
Between June 2013 and June 2014 Google released three Payday Loan updates aimed at heavily spammed queries such as payday loans, casinos and pills. Here is what each did and how high-spam niches are handled in 2026.
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Penguin 2.0 (2013): Deeper Link Spam Detection Explained
Penguin 2.0 launched on 22 May 2013 and reached further into sites than the original Penguin. Here is what Google confirmed, what SEOs inferred, and what it still teaches about links.
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The Exact Match Domain (EMD) Update: Why Keyword Domains Lost Their Edge
In September 2012 Google cut back on low-quality exact match domains ranking too easily. Its exact match domain system still exists. Here is what that means for choosing a domain in 2026.
Algorithm Updates
The Pirate Update (2012): How Copyright Notices Affect Rankings
Since August 2012, Google has used the volume of valid copyright removal notices as a ranking signal. Here is how the Pirate update started, how it was refined, and how removal-based demotions work now.
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Google Penguin (2012): The Update That Changed Link Building
Penguin hit link schemes and keyword stuffing in April 2012. Here is what Google said, how the industry reacted and how recovery worked under the original Penguin.
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The Venice Update (2012): When Local Results Entered Organic Search
Venice made Google's organic results location-aware in 2012. Here is what changed and what it means for local businesses and multi-location brands.
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Page Layout Algorithm (Top Heavy): Google's Ads-Above-the-Fold Update
In January 2012 Google began demoting ad-heavy pages with little visible content. Here is what the page layout algorithm did and why it still matters.
Algorithm Updates
The Freshness Update (2011) and Google's Freshness Systems Today
Google's 2011 Freshness update favoured recent results for time-sensitive searches. Here is what changed and how freshness systems work in 2026.
Algorithm Updates
Panda Update Google – A Complete Guide
What is Panda Update Google? Panda is the official name of a Google update that is intended to reduce the prevalence and rewards unique and convincing content of…
Algorithm Updates
Google's 2011 Scraper (Attribution) Update: Protecting Original Sources
In January 2011 Google targeted sites that scraped others' content. Here is what changed, what Google said and how to protect your originals today.
Algorithm Updates
The Mayday Update (2010): Long-Tail Traffic and Thin Pages
Mayday hit long-tail traffic on sites with many thin pages in spring 2010. Here is what Google confirmed and how to audit deep pages today.
Algorithm Updates
Google Caffeine (2010): How a New Index Made Search Fresher
Caffeine rebuilt Google's index so new pages could appear within minutes. Here is what it changed, what it didn't, and how it shaped content strategy.
Algorithm Updates
The Vince Update (2009): Did Google Start Favoring Big Brands?
In 2009 big brands seemed to jump up Google's results. Google said Vince was about trust, not brands. Here is what happened and how small businesses can compete.
Algorithm Updates
Big Daddy (2005-2006): Google's Infrastructure Update Explained
Big Daddy was an infrastructure update, not a ranking tweak. Here is how it rolled out, what it changed and the technical SEO lessons that still apply.
Algorithm Updates
The Florida Update (2003): The Shake-Up That Ended Old-School SEO
The November 2003 Florida update upended keyword-stuffing SEO just before the holiday season. Here is what is known, what is myth, and what still applies.
Algorithm Updates
How to Diagnose a Core Update Drop in Google Search Console
A practical Search Console workflow for diagnosing a core update drop: confirm the dates, compare the right windows and pinpoint which pages and queries lost out.
Algorithm Updates
Before-and-After Analysis: Measuring a Core Update's Real Impact
Set the right comparison windows, control for weekdays and seasonality, and measure a core update's real impact without fooling yourself.
Algorithm Updates
Seasonality or Algorithm Update? How to Tell the Difference
A simple, evidence-based test to tell a seasonal traffic dip from a Google algorithm update loss, using year-over-year data and Google Trends.
Algorithm Updates
Is It an Update or a Tracking Bug? Ruling Out Analytics Problems
A practical checklist for ruling out GA4 tagging, consent, Search Console reporting and outage problems before blaming a Google update.
Algorithm Updates
How to Recover From a Google Spam Update
A policy-by-policy plan to recover from a Google spam update, from confirming the cause to fixing root problems and setting realistic expectations.
Algorithm Updates
Recovering From a Link Spam Update: What You Can and Can't Get Back
Why neutralised links do not come back after a link spam update, what you can still fix, and how to rebuild authority legitimately.
Algorithm Updates
How to Recover From a Google Reviews Update
Audit and improve review pages against what Google's reviews system rewards, and why continuous improvement beats waiting for an announcement.
Algorithm Updates
Recovering From a Helpful Content Demotion After It Merged Into Core
A realistic recovery plan for sites hit by the 2022-2023 helpful content updates, now that the system is part of Google's core ranking.
Algorithm Updates
Rebuilding Traffic After a Site Reputation Abuse Problem
For publishers who removed or noindexed third-party sections: how to rebuild first-party content, manage lost revenue and monitor recovery.
Algorithm Updates
Cleaning Up Scaled Content: Audit, Consolidate or Remove
How to inventory, score and clean up mass-produced AI or programmatic pages after a demotion, and fix the process behind them.
Algorithm Updates
Repurposed an Expired Domain? How to Fix Expired Domain Abuse Issues
Bought an expired domain and lost traffic? Here is how to check whether Google’s expired domain abuse policy applies and how to rebuild the site honestly.
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Page-Level or Site-Wide? Locating the Scope of an Update Hit
Before fixing an update drop, find out where it happened. Here is how to split losses by page, directory and template, and how to read the patterns.
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Query-Level Analysis After an Update: Which Searches Did You Lose?
A traffic total hides the real story. Segment your queries by brand, intent and position band to see exactly what a Google update changed.
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Who Took Your Rankings? SERP Competitor Analysis After an Update
Someone else gained when you lost. Here is how to study the pages and site types Google rewarded, spot intent shifts and respond without copying.
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Running a Content Quality Audit After a Core Update
Turn Google’s self-assessment questions into a practical scoring sheet and audit the pages a core update hit, without guesswork or bias.
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Delete or Improve? Handling Weak Content After an Update
Google calls deleting content a last resort. Use this framework to decide when to improve, consolidate, noindex or remove weak pages after an update.
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How Long Does Core Update Recovery Take?
Google says core update recovery can take days to months, sometimes until the next core update. Here is what affects timing and how to set expectations.
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Why Recoveries Often Show Up at the Next Core Update
Improvements often seem to pay off only at the next core update. Here is what Google says, what changes in between, and how to plan around the cycle.
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Will Fixing Core Web Vitals Recover Lost Rankings?
Core Web Vitals are a ranking signal, but rarely the reason for a core update drop. Here is what to expect from page experience fixes in 2026.
Algorithm Updates
Auditing Pop-Ups and Interstitials to Avoid Ranking Demotions
Audit your mobile pop-ups against Google’s interstitial guidance, replace intrusive ones with compliant alternatives and keep your conversions.
Algorithm Updates
How to Audit Your Site for Back Button Hijacking Scripts
A practical audit for back button hijacking: where history-manipulating scripts hide, how to test navigation, and how to fix issues under Google's 2026 spam policy.
Algorithm Updates
Local Rankings Dropped After an Update? A Diagnosis Guide
A step-by-step way to work out why local rankings fell: algorithm update, Business Profile problem, proximity shift, spam competitor or seasonal dip.
Algorithm Updates
Diagnosing a Google Discover Traffic Drop After an Update
How to work out why Discover traffic fell, using the Discover report, a content-type breakdown and the facts about Google's February 2026 Discover core update.
Algorithm Updates
Ranking Loss or AI Overview CTR Loss? Reading Stable Positions With Falling Clicks
A query-level method to tell whether falling clicks come from AI Overviews and other SERP features or from a genuine ranking demotion.
Algorithm Updates
Recovering a YMYL Site After a Core Update
A practical recovery plan for health and finance sites hit by a core update, built around authorship, expert review, sourcing and trust.
Algorithm Updates
An Update Recovery Playbook for Affiliate Sites
Step-by-step recovery for affiliate sites hit by reviews or helpful-content-type changes, based on Google's published guidance.
Algorithm Updates
Rankings Moved but Google Confirmed Nothing: What to Do
A calm, step-by-step response to ranking volatility that Google has not confirmed, from checking trackers to deciding whether to act.
Algorithm Updates
How to Report an Algorithm Update's Impact to Clients and Stakeholders
A five-part template for reporting a Google update's impact to clients and stakeholders, with timing, example wording and the metrics that matter.
Algorithm Updates
Tracking Algorithm Updates With Search Console Custom Annotations
How to use Search Console's custom annotations, added in November 2025, to log Google update rollouts and your own site changes on performance charts.
Algorithm Updates
Using Search Console's Branded Queries Filter to Isolate Update Impact
How to use Search Console's branded queries filter, introduced in November 2025, to separate brand traffic and measure a Google update's real effect.
Algorithm Updates
Checking Crawl Stats and Indexing After an Algorithm Update
Before blaming a Google update, check whether Googlebot can still crawl and index your pages. Here is a practical routine using Crawl Stats and Page indexing.
Algorithm Updates
Cleaning Up User-Generated Spam After a Spam Update
Forums and comment sections can attract spam that hurts the whole site. Here is how to clean up user-generated spam and stop it coming back.
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Recovering When a Hacked Site Gets Caught in a Spam Update
Hacked content counts as spam even if you did not add it. Here is how to find injected pages, clean up, request a review and monitor recovery.
Algorithm Updates
Cleaning Up Doorway-Style Location Pages After a Spam Update
Near-duplicate city pages can fall under Google's doorway abuse policy. Here is how multi-location businesses can audit, enrich and consolidate them.
Algorithm Updates
What to Do (and Not Do) While a Core Update Is Rolling Out
Core updates roll out over days or weeks. Here is what to monitor, what to hold back on and how to prepare your analysis while one is in progress.
Algorithm Updates
Refocusing an Off-Topic Site After a Quality Demotion
Sites that drift off-topic can struggle in core updates. Here is how to audit sections, separate or remove what does not fit and rebuild a clear focus.
Algorithm Updates
How to Measure Update Recovery: Metrics That Actually Prove It
One keyword moving back up is not recovery. Here are the metrics, baselines and scorecard that actually prove an algorithm update recovery.
Algorithm Updates
When Core and Spam Updates Overlap: Untangling Combined Impact
When core and spam updates run together, diagnosis gets harder. Here is how to untangle combined impact using dates, segments and policy checks.
Algorithm Updates
Auditing Outbound Affiliate and Sponsored Links for Link Spam Compliance
Your outbound links matter as much as your backlinks. Here is how to audit affiliate, sponsored and guest post links and qualify them correctly.
Algorithm Updates
Migration Problem or Algorithm Update? Diagnosing Overlapping Drops
When a site migration and a Google update land in the same weeks, the effects blur. Here is how to separate migration faults from algorithmic losses.
Algorithm Updates
Should You Roll Back Site Changes After an Algorithm Update?
When a ranking drop coincides with a site change, reverting can feel safe. Here is how to tell whether a rollback will help, and how to test it properly.
Algorithm Updates
Template-Level Analysis: Finding Which Page Types an Update Hit
Group URLs by template to see which page types a Google update really affected, then focus fixes where they will move the most pages.
Algorithm Updates
Diagnosing Update Impact Across Countries and Languages
Site-wide totals hide regional patterns. Learn how to segment Google update impact by country and language, including the 2026 EEA site reputation change.
Algorithm Updates
Prioritising Which Pages to Fix After a Core Update
Not every page hit by a core update deserves equal effort. Use a simple score based on lost clicks, value and fixability to plan your recovery work.
Algorithm Updates
Algorithmic Demotion vs Manual Action: How to Tell Which You Have
A drop can come from a human-issued manual action or an automated algorithmic change. Here is how to tell which you have and why the fix differs.
Algorithm Updates
How Google Rolls Out Core Updates: Announcements, Duration and Phases
Core updates are announced, roll out over days or weeks, then marked complete. Here is how the process works, with real durations from Google’s dashboard.
Algorithm Updates
Confirmed vs Unconfirmed Google Updates: Why the Difference Matters
A confirmed update has official dates and guidance; an unconfirmed one is observed volatility. Learn how to tell them apart and respond sensibly.
Algorithm Updates
Google Search Status Dashboard: How to Use It for SEO
Google’s Search Status Dashboard is the official record of ranking updates and Search incidents. Here is how to read it and build it into your workflow.
Algorithm Updates
SERP Volatility Trackers Compared: How They Measure Algorithm Updates
Semrush Sensor, MozCast and other trackers measure SERP flux in different ways. Learn how they work, where they fall short and how to read them together.
Algorithm Updates
Update-Proof SEO: A Strategy That Survives Algorithm Updates
No site is immune to Google updates, but some principles have held up for years. Here is how to build an SEO strategy that weathers algorithm changes.
Algorithm Updates
Core Updates vs Spam Updates vs System Updates: Key Differences
How Google's core, spam and system updates differ in purpose, scope and recovery, with dated examples from the Search Status Dashboard.
Algorithm Updates
Google's Ranking Systems Guide Explained, System by System
A plain-English walk through every system in Google's ranking systems guide and the updates behind each one.
Algorithm Updates
Google's Retired Ranking Systems: Panda, Penguin, Hummingbird and Helpful Content
What “retired” means in Google's ranking systems guide, and the dates and legacy of Panda, Penguin, Hummingbird and helpful content.
Algorithm Updates
SpamBrain: How Google's AI Spam Detection Works
A fact-checked look at SpamBrain: what Google has said, the published figures, its role in link spam updates and what remains unknown.
Algorithm Updates
Neural Matching Explained: How Google Connects Concepts
What Google has said about neural matching, how it compares with RankBrain and BERT, and how to write concept-led content.
Algorithm Updates
Google's Original Content Systems and the 2019 Original Reporting Change
How Google surfaces original content and reporting, what changed in September 2019, and how to protect your originals.
Algorithm Updates
Google's Site Diversity System: Why One Site Rarely Gets More Than Two Results
Why one site rarely gets more than two main listings in Google, how subdomains count, and what to do about it.
Algorithm Updates
PageRank and Link Analysis After a Decade of Link Updates
How Google's link analysis and PageRank still work, what Penguin and link spam updates changed, and what earns link value now.
Algorithm Updates
Removal-Based Demotion: How DMCA and Personal Info Removals Affect Rankings
How Google demotes sites with many valid copyright, legal or personal-information removals, and what site owners should do.
Algorithm Updates
Google's Reliable Information Systems and Content Advisories
How Google surfaces authoritative sources, demotes low-quality content and shows content advisories on fast-changing topics.
Algorithm Updates
How Google's Reviews System Works Now That It Updates Continuously
Google's reviews system now updates continuously without announcements. Here is what it evaluates and how to monitor your review content.
Algorithm Updates
E-E-A-T and Core Updates: What Google Actually Says
E-E-A-T is a quality framework, not a single ranking signal. Here is what Google has said and how it relates to core updates.
Algorithm Updates
YMYL Topics and Algorithm Updates: Why Some Niches Swing Harder
Health, finance and safety sites often swing hardest in core updates. Here is why YMYL topics are held to a higher standard.
Algorithm Updates
Search Quality Rater Guidelines and Algorithm Updates
Quality raters help Google evaluate changes but don't rank websites. Here is how the guidelines and algorithm updates actually connect.
Algorithm Updates
Where Page Experience Stands as a Ranking Signal Today
Page experience is no longer listed as a ranking system, but it still matters. Here is how Google describes it today.
Algorithm Updates
Site-Wide vs Page-Level Signals in Google Updates
Some Google systems act on whole sites, others page by page. Here is how to tell which kind of drop you have.
Algorithm Updates
Why Rankings Change Between Announced Updates
Google ships thousands of changes a year. Here is why your rankings move between announced updates and when to act.
Algorithm Updates
How Google Tests Search Changes Before Launching Them
Before a change reaches Search, Google tests it with raters and live experiments. Here is how the process works.
Algorithm Updates
Who Names Google Updates? From Florida to Medic
From Florida to Medic to March 2019 Core Update: how Google algorithm updates got their names, and why it matters.
Algorithm Updates
Why Google Stopped Announcing Some Updates
Penguin, reviews and helpful content updates are no longer announced. Here is why, and how to monitor your site without them.
Algorithm Updates
12 Common Myths About Google Algorithm Updates
Twelve widespread beliefs about Google algorithm updates, checked against what Google has actually published.
Algorithm Updates
Search Console Data Quirks to Know When Analysing Updates
The Search Console quirks that most often distort algorithm update analysis, and a clean method to work around them.
Algorithm Updates
What Google Means When It Says There's 'No Fix' for Core Updates
Google's long-standing 'no fix' message about core updates, explained in plain English with practical next steps.
Algorithm Updates
Why Update Impact Looks Different Depending on Location and Device
Location, device, language, personalisation and rollout timing all change what searchers see during a Google update. Here is how to measure impact fairly.
Algorithm Updates
Not Every Traffic Change Is an Update: SERP Layout Changes Explained
SERP layout changes can cut clicks without any ranking loss. Learn the dated examples and how to diagnose them.
Algorithm Updates
Search Intent Shifts During Core Updates
Core updates can change which kinds of pages rank, not just their order. Learn how to spot an intent shift and respond.
Algorithm Updates
How Often Does Google Release Updates? Data From 2021-2026
We counted every confirmed core and spam update from 2021 to October 2026 to show how often Google updates and how long rollouts take.
Algorithm Updates
Do Algorithm Updates Affect AI Overviews and AI Mode Visibility?
What Google has said about AI Overviews, AI Mode and core ranking, what remains unknown, and how to monitor AI visibility around updates.
Algorithm Updates
Google Search Bugs That Looked Like Algorithm Updates
Indexing bugs, ranking incidents and reporting errors have all been mistaken for Google updates. Here is how to tell the difference.
Algorithm Updates
What the US Antitrust Trial Revealed About Google Ranking
Testimony and exhibits from US v. Google described Navboost, RankBrain and other ranking systems. Here is what was reported, and what it means.
Algorithm Updates
Google Algorithm Update Glossary: 60 Terms Explained
Sixty Google algorithm update terms explained in plain English, from core updates and classifiers to manual actions, SpamBrain and SERP volatility.
Algorithm Updates
Rankings vs Traffic: Measuring Update Impact the Right Way
Rank trackers and Search Console often disagree after an update. Learn why, which data to trust, and how to measure real impact.
Algorithm Updates
Link Building After Link Spam Updates: What Still Works
Which link building practices survived Penguin and Google’s link spam updates, which were neutralised, and how to earn links safely in 2026.
Algorithm Updates
How Google Updates Have Affected Affiliate Sites (2011-2026)
From Panda to the reviews system and the site reputation policy: how Google updates reshaped affiliate sites, and what still works in 2026.
Algorithm Updates
How Google Algorithm Updates Affect Local Businesses
Venice, Pigeon, Possum, Vicinity and core updates through a local business lens, with practical steps for when local visibility drops.
Algorithm Updates
How Google Updates Affect Ecommerce Sites
Core update timing in retail season, reviews updates, page experience and duplicate product content: what Google updates mean for online stores.
Algorithm Updates
How Google Updates Affect Health and Medical Sites
Medic, YMYL standards, reliable information systems and reviewed-by practices: what Google updates mean for health and medical websites.
Algorithm Updates
How Google Updates Affect News Publishers
Original reporting, Top stories, the first Discover core update and the site reputation policy: what Google updates mean for news publishers.
Algorithm Updates
How Google Updates Affect SaaS Companies
Programmatic pages, comparison content, scaled content risk and AI Overviews: what Google’s updates mean for SaaS SEO in 2026.
Algorithm Updates
Forums and UGC After Google's 2023-2026 Updates
Reddit and forum gains since 2023, Google’s user-generated spam policy, and how community sites can grow while keeping spam out.
Algorithm Updates
How Google Updates Treat AI-Generated Content Sites
Google does not penalise AI use itself, but its updates hit sites that mass-produce unreviewed content. Here is what was confirmed and how to audit your site.
Algorithm Updates
The Parasite SEO Crackdown: How Publishers and Marketers Were Affected
From the May 2024 manual actions to the 2026 EEA change, here is how Google’s site reputation policy reshaped parasite SEO and what to do now.
Algorithm Updates
How Google Updates Affect Recipe and Food Blogs
Food blogs have been squeezed by core updates, forum results and AI summaries. Here is what changed and what recipe creators can do.
Algorithm Updates
How Google Updates Affect Travel Sites
Travel publishers face the reviews system, helpful content changes and AI answers. Here is what was confirmed and how to respond.
Algorithm Updates
How Google Updates Affect Finance and Insurance Sites
Finance and insurance sites face extra YMYL scrutiny. Here is how Payday Loan, Medic, reviews and site reputation enforcement shaped the niche.
Algorithm Updates
How Google Updates Affect Law Firm Websites
Law firms feel Google updates in both the map pack and organic results. Here is what changed and how to protect your firm.
Algorithm Updates
How Google Updates Affect Real Estate Websites
Duplicate listings, templated area pages and local updates make real estate SEO volatile. Here is what Google has documented and how to respond.
Algorithm Updates
Independent Publishers and Google Updates: What the Data Shows
Since September 2023, many independent publishers lost most of their Google traffic. Here is what the sourced evidence shows and what Google said.
Algorithm Updates
How Google Updates Affect Coupon and Deal Sites
Google’s site reputation enforcement hit publisher coupon sections, and thin affiliate rules still apply to deal sites. Here is what changed.
Algorithm Updates
How Google Updates Affect B2B and Lead Generation Sites
B2B sites face Google updates through thin location pages, unfocused blogs and comparison posts. Here is what Google documents and how to respond.
Algorithm Updates
How Google Updates Affect Directories and Marketplaces
From Panda to doorway policies and site diversity, here is how Google's updates have shaped directories and marketplaces, and how to audit yours.
Algorithm Updates
How Google Updates Affect Education and EdTech Sites
Helpful content, site reputation abuse and AI Overviews have all reshaped education search. Here is what is confirmed and what to do about it.
Algorithm Updates
How Google Updates Affect Home Service Businesses
Local updates, doorway city pages and Business Profile rules explained for plumbers, electricians and other trades, with a practical checklist.
Algorithm Updates
How Google's Reviews Updates Reshaped Tech Review Sites
A dated timeline of Google's (product) reviews updates and a practical guide to proving first-hand testing on tech and gadget review sites.
Algorithm Updates
How Google Updates Affect Aggregator and Programmatic Sites
Scaled content abuse, scraping rules and deduplication explained for aggregators and programmatic SEO, with a template-by-template audit.
Algorithm Updates
How Google Updates Affect International and Multilingual Sites
Some Google systems launched in English first and expanded later, and one policy now differs in Europe. Here is how to read multi-market data.
Algorithm Updates
Gambling, Crypto and Other High-Spam Niches Under Google Updates
From the 2013 Payday Loan algorithm to today's spam updates and site reputation policy, here is how Google handles heavily spammed niches.
Algorithm Updates
How Google Updates Affect Reference and Dictionary Sites
What the May 2022 core update and AI Overviews mean for dictionaries, wikis, lyrics and other reference sites, with a practical plan.
Algorithm Updates
Video in Google Search: How Updates Changed Visibility for Video Creators
Analysts saw video platforms surge after the May 2022 core update. Here is what is confirmed and how creators can stay visible in Google Search.
Algorithm Updates
How Google Updates Affect Media, Entertainment and Streaming Sites
The Pirate update, removal-based demotion, core update swings and the 2026 Discover core update explained for entertainment publishers.
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