Google Analytics 4 is the future of Google Analytics and is the default experience for new properties. Learn how to migrate your Universal Analytics property to Google Analytics 4.

Migration guides

Migration guides for general measurement concepts such tag setup, virtual pageviews, events, etc.
Enable support for Google Analytics 4 in your applications using the latest data and admin APIs.
Simplify ecommerce migration by using a single implementation for Universal Analytics and Google Analytics 4 ecommerce measurement.
Universal Analytics migration resources