Increase Google Analytics Site Speed Sample Rate Posted on May 24, 2019 by Eric For gtag: gtag('config', '<your-ga-id>', {'site_speed_sample_rate': 100}); Reference https://www.en.advertisercommunity.com/t5/Google-Analytics-Code/Google-Analytics-Site-Speed-Sample-Rate-Gtag-js/td-p/1613299 https://stackoverflow.com/questions/52494520/migrating-from-analytics-js-to-gtag-js