Google Algorithm update and change

Google Algorithm update and change

Google always changes its security system and algorithm for better result and As time passes people are being smart to utilizing the smart technology therefore Google increasingly being smart by doing its software update. Its early major updates in the decade focused on battling spammy results and sites trying to cheat the system.

But as time passed, updates contributed more and more to search results catered to giving desktop, mobile and local searchers exactly what they’re looking for. While the algorithm was advanced, to begin with, the additions over the years, including machine learning and NLP, make it absolutely state of the art.

Google Algorithm

Here are some Google Algorithm update and change

Nofollow – (2005)

To contend spam and control outbound link quality, a search engine like Google, Yahoo, and Microsoft collectively introduce the “no follow” attribute. Nofollow helps clean up unverified links, including spammy blog comments. This update had a significant impact on the link graph.

XML Sitemap (2005)

This XML sitemap update allowing webmasters and site owners to feed it pages they’d like to have included in Google’s web index. Easy & free to register.
When it started, Google’s hoping the new system will help it better gather pages than traditional crawling alone allows. Feeds also let site owners indicate how
often pages change or should be revisited. At the present time, it works very well.

Google Suggest (2008)

In 2008 google launch google suggests lab which shows suggestion regarding your keyword. Before 2008 other search engine also offering drop-down suggestions in 2004 but it was not up to the mark. After 4 years long afford, Google launches google suggest to their different platforms.

Re-canonical Tag(2009)

In the year2009 search engine announced support for the canonical tag that allowing webmasters to send canonicalization signals to the search bots, without affecting human visitors. It also supports to identify and clean up duplicate URLs on the web site.

Panda (2011)

In the ‘modern SEO’ era, it was the first major update. Google’s Panda update tried to deal with websites that were purely created to rank in the search engines. It mostly focused on on-page factors. In simple word, it checks that what the information is provided by the website is genuine or not.
Mainly 2 types of the website more affected by the Panda update:
Affiliate sites (which passes links to other sites).
Sites with very thin content.

Venice (February 2012)

After this update searches appeared to more aggressively localize, organic results and more integrate local search data. By this update, it showed that Google understood that searchers are sometimes looking for results that are local to them. After Venice, Google’s search results included pages based on the location you set or your IP address.

Penguin (April 2012)

Penguin is one of the most painful for websites owner because it affected websites very powerfully. It aims to remove sites from the search results that have been trying to play with Google by buying or otherwise “unnaturally acquiring” links to their website.

Website owners, buy or exchange or artificially create links, for boosting their website ranking. But penguin update aims to identify that links and give notification for that, if you did not remove that link then your web page will disappear from search results.


DMCA Penalty (‘Pirate’)  —  (August 2012)

In this Google Algorithm update, Google announced that it would start penalizing sites that repeat copyright violations. This Pirate update, solution for the illegal spreading of copyright content using DMCA(Digital Millennium Copyright Act).
Anyone can file a request after content copyright notification or removed from google. It’s not proof of copyright infringement. It is just an allegation and one that can be challenged.

Hummingbird  —  (August 2013)

Hummingbird is released to make the search result better.
It pays more attention to each word in a query rather than just particular words and uses natural language. It shouldn’t be over-optimized for the same few words, but use synonyms instead.
The Hummingbird should also do better focus on the meaning behind the words.

Pigeon  —  (July 2014)

This Pigeon Google update focused on local SEO. This update affected both SERP and Map results.  It improves the local result option and at the present time, this feature is working to rank a website. It led to more accurate localization, giving preference to results near the user’s location.

HTTPS/SSL Update  —  (August 2014)

Google always care about security, therefore, Google announced that they would be given preference to the secure sites and give a small ranking boost to sites that correctly implemented HTTPS for a secure connection between the website and user security. It also helps to load faster in comparison with a not secure website.

Mobile Update ‘Mobilegeddon’ (April 2015)

By 2015 more than 50% of Google searches come from mobile device but every website was not mobile-friendly, that means their webpage does not support mobile page version. This mobile update gives preference to that webpage, which is mobile friendly and also help to improve ranking.

RankBrain (October 2015)

RankBrain is the 3rd best algorithm update from google. It is a machine-learning, artificial intelligence system that used to help process its search results. RankBrain mainly works on search query like, if you search for something and you don’t know the exact word but word sound similar then it will so the best possible result. Its algorithm analyzed past searches, determining the best result to improve.

Possum —  (September 2016)

This Google algorithm update ensured that local results vary more depending on the searcher’s location: the closer you are to a business’s address, the more likely you are to see it among local results. Possum update​ applied several changes to Google’s local ranking filter to further improve local search. It depends on more to the physical location of the searcher and the phrasing of the query.

Chrome Security Warnings  —  (October 2017)

Chrome browser starts showing not secure connection when your website does not use HTTPS security.

Fred (March 2017)

This update for those who violate googles webmaster guidelines. By this update, most of the affected sites are Blog or websites that created for generating ads revenue.

BERT (2019)

BERT is for better understand the natural language searches and understand the context. In starting time it released only for English language but after two months it rolls out internally in 75 languages. BERT full form is Bidirectional Encoder Representations from Transformers.


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