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Showing posts with the label Google Consent Mode v2

Fixing Google Consent Mode v2: Tags Firing Before Consent Updates

  You have implemented Google Consent Mode v2. You have added the script to your   <head> . Yet, your Google Analytics 4 (GA4) data looks wrong. You might be seeing a significant drop in users from the EEA (European Economic Area), or conversely, you see data being collected even when you suspect it shouldn't be. The culprit is almost always a race condition. In the asynchronous world of modern web development, your Google Tag Manager (GTM) container often initializes and fires tags (like the GA4 Configuration tag)  before  your Consent Management Platform (CMP) has finished processing the user's choice or updating the Data Layer. If the tag fires before the consent update, it uses the "Default" state (usually  denied ). The user's subsequent "Grant" is ignored for that page view. This guide breaks down the root cause of this synchronization failure and provides the code-level architectural changes required to fix it. The Technical Root Cause: The ...
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