Every year, Google changes its search algorithm around 500+ times. While most of the changes are minor. But sometime Google rolls out a “major” algorithmic update (like Panda and Penguin) that affects search results in search engine result page. Here in the article we have listed Google Algorithm Updates History for the year 2017 and 2018.

Google Broad Core Algorithm Update – 1st August 2018 (Confirmed by Google)

The Google Core algorithm update announced on 1st August 2018 and it has rolled out completely on 8th August. The there were some changes done in the Google search core algorithm. The website has lost 10-30% traffic after this update. Some website rank have increased.

Google Adwords to Google Ads Update – 24th July 2018

Latest Google Algorithm Updates 2018
Google Algorithm Updates 2017 History

Latest Google Algorithm Updates 2018

Mobile-First Index Roll-out — March 26, 2018 (Confirmed by Google)

Google released that the mobile-first index was finally “rolling out.” Because the index has been around testing for most months, and Yahoo has suggested these are migrating sites steadily, it’s unclear how much impact this type of roll-out got on the entire index. Webmaster should commence to see notifications within Yahoo Search Console.

Moving out mobile-first indexing (Google)
Google starts moving out mobile-first indexing to more sites (SEL)

Zero-result SERP Test — March 14, 2018 (Confirmed)

On a tiny group of Knowledge Credit cards, including some time/day queries and product conversion calculators, Yahoo started exhibiting zero organic and natural results and a “Show all results” button. Seven days later, Google quit this test, but we believe that it is an important indication of what to come.

Zero-Result SERPs: Welcome to the near future We Should’ve Known Was Approaching (Moz)
In-Depth Check out Google’s New No Result SERP’S (SEM Post)

“Brackets” Core Upgrade — March 8, 2018 (Confirmed)

Google established a “primary” revise on March 7th, but volatility spiked as soon as March 4th, with another spike on March 8th, and continuing for almost 14 days. This might have been multiple improvements or one long term, rolling revise. The “Brackets” name was coined by Glenn Gabe; no details were provided by Yahoo.

The Brackets Upgrade – Examination and Findings IN THE March 7, 2018 Google Algorithm Update (GSQi)
Google Confirmed Weekend Algorithm Rank Move As “Key Upgrade” (SER)

Unnamed Revise — Feb 20, 2018  (Unconfirmed)

Rankings revealed a spike in volatility (across lots of tools) around Feb 20th, which quickly resolved down, sometimes signalling a targeted algorithm revise. Google didn’t confirm any revise in this time around period.

Google Algorithm Update Chatter & Impulses Feb 20th (SER)

Google Algorithm Updates 2017 History

In 2017 total 12 to 13 updates were performed by the Google on their Algorithm to Change Search Engine Ranking Results on Search Result Page. These updates were noticed by the Google Algorithm tracking tools For example by MozCast, SER Metrics, Algoroo – Web tracking tool, Advanced Web Rankings, Accuranker, RankRanger and SEM Rush, etc. These algorithmic updates are following:

Intrusive interstitial Penalty – January 10, 2017

According to this update, Google started to penalize that sites which were using aggressive interstitial ads and pop-ups for their websites on mobile devices and they were affecting or you could say that damaging the mobile user experience. Google already warned that type of websites in advanced before five months to come to this update to control their these type of activities on Google. According to Moz high fluctuation of this update was around January 10, 2017 – January 11, 2017. But many SEO experts told they seen minimal effects on these sites which had been affected by this algorithm.

  • Google warns it will crack down on “Intrusive Interstitials” in January (Search Engine Land)
  • Official: Google Intrusive Interstitials Mobile penalty Now Rolling Out (Search Engine Roundtable)

Unconfirmed (Unnamed) Update in Google Algorithm – February 1, 2017

After above January update Google again started updates in the algorithm and according to the SEO experts heavy algorithm fluctuation was seen around February 1st and it was on the peak almost on February 6th, 2017. But it was not clear that it was a single update or multiple updates in Google algorithm. But if we believe in anecdotal evidence then the number of updates was two.

For more information about these updates see below here:

  • Unconfirmed Google algorithm update may be better at discounting links and spam (Search Engine Land)

Confirmed but Unnamed update on Google algorithm – February 6, 2017

According to the above update, we told you that some updates were done but not confirmed and at 6th of February 2017(some suggested it was on February 7th), according to the IT industry case studies, these updates were separate events. This update was about some change in links protection or you can say it is as spam related update but it was unconfirmed by Google.

For more details information about this change you see here:

  • February 7, 2017, Google Algorithm Update – Analysis and Findings from A significant core ranking updates (GSQi)
  • February 7th Google Algorithm Update Was Big (SER)

“Fred” Google Algorithm Update – March 8, 2017

This update appeared as a major update in Google algorithm across the SEO community. If we focus on the SEO experts’ words then they told that this update was a spam algorithm update which was related to the links, not about complete algorithm update and the Google Webmaster Trends Analyst Gary Illyes had jokingly said it a Google “Fred” Update but after some time he told that it was not a confirmed update in Google Algorithm. But according to the webmaster chatters. Google definitely was targeting on making Quality Links and rich content, in that case, not thinking for changing the overall algorithm.

  • New, Unconfirmed Google Ranking Update ‘Fred’ Shakes the SEO World (Search Engine Land)
  • Did Google’s Fred update hit low-value content sites that focus on revenue, not users? (Search Engine Land)

50% of Page-1 Google Organic Results Secured (HTTPS) – April 16, 2017

According to MozCast, half of the page-1’s Google organic results were secured with HTTPs which was shown in the mid of April. The number of percentages was reached on 75% by the end of 2017.  That means Google wanted to show that Google is focusing to make its platform more and more secure for the user. And we want to say that it was also not confirmed update of Google Algorithm.

Read complete article about this algorithmic update:

  • Half of Page-1 Google Results Are Now HTTPS (Moz)

Another Unnamed and Unconfirmed Update – May 17, 2017

According to MozCast and other tracking tools, Google was doing some changes in the algorithm and it was noticed by tracking tools in the term of ranking fluctuation on Google Organic Search Result page for thousands of keywords.

For getting more information see these articles:

  • Was there a Google algorithm update starting on Wednesday? (SER)
  • May 17, 2017, Google Algorithm Update (GSQi)
  • Google Search Ranking & Algorithm shifts still Underway (SER)

Jobs Related Updates – June 20, 2017

Google officially announced launching a Job Portal with a stand-alone 3-pack of job listings in search results. Google collects data from most searching job portals like LinkedIn, Monster, Glassdoor, and CareerBuilder. You can search job according to your profile on that job portal or mobile or Desktop.

For more information just read below:

  • Connect to job seekers with Google Search (Google)
  • Google Launches its AI-powered Jobs Search Engine (TechCrunch)

New (Unnamed) Google Update – September 27, 2017

According to MozCast’s algorithm tracker and webmaster chatters, at the end of September, some fluctuations were seen in Google algorithm but it was not confirmed by Google. For more information see below:

  • More Google Algorithm & Search Results Shuffling (SER)

Chrome 62 HTTPS Warnings – October 17, 2017

After launching of Chrome 62, Google had been started to give the warning to the visitors to websites with an unsecured form. In the chrome, if any website doesn’t have https then Google will call it “Not Secure” in case if they have any payment gateway or any type of password protection. This information will show in Incognito mode.

Complete details here:

  • Next steps towards more connection security (chromium)
  • Google emails warnings to webmasters that Chrome will mark HTTP pages with forms as “Not Secure” (SEL)

Minor Drop in Google Featured Snippet – October 27, 2017

There was some substantial drop found in the Google Featured Snippet in the time period of October 27- October 31 and SEO experts seem that Google tried to coordinate with Knowledge panel for any result on SERP page. Before this update Knowledge panel showed only companies and other types of entities information. But after this update, it shows information about any product also on Knowledge panel. That means Google working on adding many types panels like traveling, Products, web designing, etc. But some of these panels were disappeared in mid of December.

  • Knowledge Graph Eats Featured Snippets, Jump +30% (Moz)
  • Is the featured Snippet Bubble Bursting? (Search Engine Land)

But this Google Update also was not confirmed by Google. This information was provided by MozCast, Semrush, and other type or tracking tools.

Unnamed and Unconfirmed Update – November 14, 2017

This Update was also not confirmed by the Google. If we talk about this algorithmic update that was tracked or you can say that detected by Algorithm trackers on around November 14, 2017. This updated is not the level of Panda and Penguin updates.

For more specific details just read it carefully:

  • Mid-November Google Algorithm Search Ranking Update (Search Engine Roundtable)

Snippet Length Increase – November 30, 2017

After doing lots of work on Search snippets for over two years, Google increased the size of Meta description limit up to 300 characters from the previous 160-170 Char. (just double it). This is the updates which were accepted by the Google officially but did not provide any type of details about it.

For other information about this update just see below famous articles:

  • How long should your Meta description be? – 2018 edition (Moz)
  • Google officially increases length of snippets in search results (Search Engine Land)
  • Google Shuffles Global SERP Feature Trends (Rank Ranger)

“Maccabees” Update  —  December 14, 2017 – Unconfirmed

Chatter and several tools showed ranking volatility on Google around December 14th. Barry Schwartz named this the “Maccabees” update, but Google said that several small updates happened in the general timeline. Pre-holiday updates to get more attention (generally rarer) due to their disruptive effect on e-commerce.

These are the updates which came in the year of 2017.

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