Google Issued Credits For Shopping Ads CPC Bug
https://www.seroundtable.comGoogle started to issue credits to those accounts that were impacted by the bug. Google is sending out emails to the impacted accounts.
The Google Ads system encountered an unexpected technical issue between the hours of 6pm PST on Friday November 12, 2021, and 3am PST on Saturday, November 13, 2021. The issue impacted Shopping ads that use Smart Bidding, which led to an increase in ad impressions and ad spend. We identified and fixed the issue within a few hours. Everything is working as expected now.