Change record status: 
Project: 
Introduced in branch: 
12.0.x
Introduced in version: 
12.0.0-beta2
Description: 

The navigation top bar feature flag module, which was hidden, obsolete and unpublished in Drupal 11, has now been fully removed from core. The navigation top bar was merged into the navigation module as a non-configurable feature during the Drupal 11 cycle.