Google Analytics 4 Measurement ID is a unique code that connects your website or app to Google Analytics 4 (GA4). You find it in the details of your GA4 web data stream. GA4 uses it to collect data about how users interact with your site, which feeds your reports on user behavior and traffic sources.
I recommend the separate guide on the full GA4 setup: How to Set Up Google Analytics 4 and Connect it to Your WordPress Site?.
If you used Universal Analytics , the GA4 Measurement ID plays the role the tracking ID played there. The Measurement ID is formatted like this: G-XXXXXXXXXX, where each “X” is a letter or number unique to your property.
Below, I show you where to find the Google Analytics 4 Measurement IDand how to use it for accurate tracking in GA4. This guide is for site owners who need to connect GA4 to their website.
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