GA4 Server-Side Tagging Setup: A Complete GDPR-Compliant Guide for 2025
Single Grain
JUNE 16, 2025
With GA4 server-side tracking, businesses can achieve 15–30% increase in data completeness , 1+ second reduction in page load (LCP) , 85%+ cookie retention , and 20%+ improvement in attribution accuracy. Critical configuration steps include: Client ID management : Implement persistent first-party cookies with HttpOnly and Secure flags.
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