How Google Updates Its Search Algorithm

Site owners likely understand that Google constantly updates its search algorithm. These changes aim to enhance user experience and guarantee search results are more precise and pertinent.

At first, these changes can seem complex to comprehend; however, once you understand what’s going on, they become much simpler to address. Read on to gain more insight into some of these updates and how you can benefit from them!


Caffeine is an indexing update from Google that enhances the visibility of fresh content. It has been around since June 2010 and continues to be a major change to their algorithm.

Google recently implemented an update that promises users more timely search results than ever before. As the internet continues to evolve rapidly, the indexing infrastructure needed to evolve as well.

Google offered website operators the unique opportunity to test out its new indexing system before it became officially released, giving web developers and SEO specialists a chance to experiment with it and offer feedback.

One of the primary effects of this algorithm is that it gives more weight to freshness and relevance than authority. This could make ranking older websites with established brands harder, potentially leading to a decrease in traffic.


Google has made numerous adjustments to its algorithm over the years, each one designed to enhance search results. These modifications have an immediate impact on how sites rank in searches.

In 2006, Google implemented an infrastructure update called Big Daddy. This modification revolutionized how they handled URL canonicalization, redirects, and other technical issues.

The update targeted websites with low-quality links and weak link building signals, having an effect on both organic and local search results.

Passage ranking

Passage ranking is a recent Google algorithm update that allows search engines to prioritize certain passages from pages. This change was intended to help fulfill specific search requests that had previously been difficult due to answers being hidden deep within page content.

Passage indexing’ primary purpose is to provide in-context answers to search queries, providing an invaluable service for users and their experience. Unfortunately, it also slightly diminishes the significance of on-page SEO factors for pages with quality content but which are not yet optimized fully.

Martin Splitt, Google’s Head of Search Quality, recently discussed passage rankings during a webinar. He revealed that they will be blue links features, meaning they won’t be ranked alongside featured snippets for the same content.

Featured snippets

In today’s information-rich world, featured snippets offer you an opportunity to connect with the right people. By optimizing for these SERP features, you can boost click-through rates and boost your website’s authority.

Featured snippets are blocks of text that answer search queries and questions. They could be paragraphs, lists or tables, providing valuable information that helps generate high-quality organic traffic.

When crafting content for featured snippets, there are a number of factors to take into account. Firstly, ensure your material is fact-based and pertinent to your readership.


RankBrain is a machine learning algorithm developed by Google in 2013 that assists it in understanding user queries more accurately. As part of Google’s “Hummingbird” update, it has been in use since 2015.

When someone enters a search query into Google, its intent is matched against the search engine’s best guess to surface content in an easily digestible format. However, if the query contains ambiguities, slang or terms that Google has never come across before, it can be challenging for the engine to comprehend what the seeker intends.

RankBrain was designed to assist Google better interpret complex, multi-word queries. It also attempts to read and comprehend the context surrounding those inquiries – something it had never been able to do before.