Why Unassigned Appears in GA4 Channels | BCS Why Unassigned Appears in GA4 Channels | BCSBCS

Why Unassigned Appears in GA4 Channels

Google Analytics BCS 1 years ago (2023-01-27) 3103 Views 0 Comments

According to the official documentation: 

Unassigned is the value Analytics uses when there are no other channel rules that match the event data

Why Unassigned Appears in GA4 Channels

 

In fact, there are several situations as follows:

UTM parameters are not channel rules, such as

  • utm_source=Admin&utm_medium=Admin&urm_campaign=Admin
  • utm_source=BLOG&utm_medium=ELLA
  • utm_source=GA&utm_medium=AD_K

You can filter out unassigned , and then add “First user source/medium” in the secondary dimension

Why Unassigned Appears in GA4 Channels

You can see that UTM is wrong, UTM should use Channel Rule, learn more: Understanding Default Channel Group in Google Analytics 4

 

Send data through the MP  without the ga_session_id parameter, it will be classified as Unassigned

Why Unassigned Appears in GA4 Channels

 

session_start is lost

When the session is opened, the session_start event will be sent, and the UTM information is on the session_start. If the session_start is not sent, the source/medium will not be set, and the channel will be Unassigned.

 

 

Why Unassigned Appears in GA4 Channels

Total Sessions is 138, Unassigned Session is 5, which means session_start is 133, we can verify through events reports.

 

Why Unassigned Appears in GA4 ChannelsNote: Some sessions  have multiple session_starts, so if you extend the time range, you may encounter data inconsistencies.

 

Data is still being processed

If the data is still being processed and has not been processed, Unassigned will also appear.

Why Unassigned Appears in GA4 Channels


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