Google explained that core search updates happen “several times per year” which whereas “some sites could note drops or gains,” there's nothing specific a website will do to tweak its rankings around these updates. In general, Google says to still improve your overall website quality, and also the next time Google runs these updates, hopefully, your web site are rewarded.
Google explained that “pages that were antecedently under-rewarded” would see a like these core updates.
Here is that the statement Google antecedently created regarding this sort of update:
Each day, Google typically releases one or additional changes designed to boost our results. Some square measurecentered around specific enhancements. Some square measure broad changes. Last week, we have a tendency tofree a broad core formula update. we have a tendency to do these habitually many times each year.
As with any update, some sites could note drops or gains. There’s nothing wrong with pages which will currentlyperform less well. Instead, it’s that changes to our systems square measure benefiting pages that were antecedentlyunder-rewarded.
There’s no “fix” for pages which will perform less well, aside from to stay centered on building nice content. Over time, {it could|it's going to|it should} be that your content may rise relative to different pages.
Here is Google’s confirmation from these days regarding the update on Monday: