Google Penguin Tag

SEO Google Penguin 4.0 After a long wait, and some algorithm fluctuations considered to be normal, Google's Penguin 4.0 algorithm update was rolled out on Sept 23rd 2016. Google's previous update was in 2014. Penguin 3.0 may have only affected less than 1% of US/UK searches, but that calculates to 12 billion queries. So what is Penguin 4.0? We’ll explain a little later, but first, let’s refresh our memory with what Google Penguin is: