Website's pages disappearing suddenly reason ?

NetShop ISP said:

Take a deep breath and relax. Update is not something what happens at once there.
Just wait for a few more days and check again. Sometimes that happens and in most cases everything get sorted pretty soon.

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Brandagency said:

There are lots of measuring Tool to record constant volatility in search results for both desktop and mobile. These toolsets provide data sources to analyze primary aspects of your site performance like Traffic, Ranking, and impression. Also, Google analytics and Google search console give important information that helps you determine what kind of impact is caused on your website.

If you are affected by the core update and trying to recover from it. Understand when the update happened? And find out what the update was and get ready for the upcoming updates. Because more updates are sure to come.

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