Google’s John Mueller was asked a question whether Google May 2020 Core update or any other core update can impact Google My Business reports. He replied NO, core updates are irrelevant to Google My Business. But YES, we saw some changes to local search rankings around the Google Core update.
Recommendation: Google COVID-19 Posts Are Taking Place Of Normal Google Posts
Google Local and Google Search are different and it is transformed today as some algorithms in search could be used in local rankings separately. Either case they both are separated.