When you connect Google Analytics 4 (GA4) to Looker Studio, the API quotas limits are now being enforced. As a result, reports in Looker Studio will stop working once the limit is hit.

While Google address the issue of Google Analytics Data API (GA4) quota limits preventing you from analyzing your Google Analytics 4 data in Looker Studio, it does not increase the quota

Analytics Canvas provides a solution that lets you fix your GA4 reports and dashboards in Looker Studio affected by the GA4 Data API quota now being enforced.

Alternatively, BigQuery offers a way to sidestep this constraint. The astute reader might point out how Google is to further monetized with this new GA4.

Hire me to help your organization get up to speed with BigQuery.