So here’s our 2017 infographic outlining the key changes – acknowledged and unacknowledged – to the Google search algorithm.
Over the past few years, Google has done a fantastic job in countering spam by understanding content better, devaluing low quality link sources and penalizing sites that overdo ads. Our only gripe is that they’ve totally zipped up their lips when it comes to confirming any algo changes that affect impressions or clicks, and fall back on the “We make a number of updates any given week” routine.
Despite that, here’s a list of Google’s biggest updates this year, confirmed and analyzed to varying degrees by the most experienced watchers of the SEO industry. You might see variations in the dates if you’ve been hit, as most changes are implemented through “rolling” updates.

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Under his leadership, E2M has partnered with over 350 agencies globally, mentoring teams, driving growth, and implementing AI-powered automation and workflow integration to streamline operations and enhance efficiency.
Manish is a recognized industry writer, contributing to Search Engine Land, Search Engine Journal, and Econsultancy, and has shared insights in multiple podcast interviews. Outside work, he enjoys mentoring, exploring emerging technologies, and connecting with agency leaders worldwide.