The Phantom Update has been in development since 2015 and is gradually being developed further without exact knowledge of what the update influences. SEO experts stated to recognize changes in the search results, but without being able to determine exact patterns behind the update. The update affected all websites regardless of category, size, etc. In 2015, Google confirmed that the rating of websites had changed in the algorithm. The name was given to the update due to the still prevailing uncertainty on which website area the update would have an impact.
