Consent Mode v2 implementation, GDPR compliance, and the reporting impacts of privacy settings — including data thresholding and modelled conversions.
Google's Consent Mode v2 became mandatory for EEA traffic in March 2024. Here's what it actually does, how to verify it's working, and what happens to your data if it isn't.
Privacy · ComplianceConsent Mode v2 is required for EEA traffic and has been since March 2024. Without it, GA4 cannot model conversions for users who decline cookies. A complete implementation guide.
Privacy & Compliance · 2026If your European traffic has plummeted or remarketing lists are shrinking, you likely have a Consent Mode v2 problem. All 4 required signals, Basic vs Advanced mode, and 3 signs your implementation is broken.
The orange exclamation triangle means GA4 has silently removed rows from your report to protect user privacy. What triggers it, why Google Signals is usually the cause, and how to get your complete data back.