Google SERP Changes & Algorithm Updates - June 2021

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I think the June 2021 update is about improving the quality and relevancy of search results. Some of the factors are E.A.T which shows expertise and trustworthiness. The other factor is core web vital which improves the page experience signals. Be ready for two-part updates as google said some of the changes are remaining and launch in July this year. 
Google is upon machine learning for improving its search results based on user intent. One must hire an expert for one's website growth.
The battle is gonna be tough.