Google frequently updates its search algorithm regularly throughout the year for SEO. The algorithm keeps you informed about confirmed and unconfirmed updates. Likewise the Google has updated its search ranking and algorithm in the past week i.e. August 16th Friday. It got more noticeable on August 17th Saturday which is rollout when compared to another Google search ranking and algorithm. When compared to past ones, it is not 100 present because there are some informal matters and some tools show spikes in changeability this weekend.
The Webmaster World has some informal talk but it is not so worst chatter. But it is 100% than a normal day. Due to this update, some websites have lost their traffic and getting low conversions. Every month Google is updating a regular occurrence but this algorithm provides websites low traffic. Without any doubt it is Google response. Some website don’t see changes but have doubt on this update
Bill Lambert will inform every Google update before that an update is going to rolling out. Likewise, before a Google search ranking & algorithm update he also informed on August 12th Monday that an update rolling out in 24 to 48 hours. After that post-August 16th, the update started rolling out.