What is the ‘channel_grouping’ dimension in GA4 and how does it differ from the default channel group?

Google Analytics GA4 Hard

Google Analytics GA4 — Hard

What is the ‘channel_grouping’ dimension in GA4 and how does it differ from the default channel group?

Key points

  • Custom channel groups in GA4 can be customized, while the default channel group cannot
  • Default channel group uses Google's rules, custom channel groups use your own rules
  • Custom channel groups appear in Acquisition reports under a selector
  • Default channel group is fixed and cannot be changed

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