Ad Manager now supports 
Google Audience Segments,
 enabling users to create, manage and target audiences directly within the platform. This release introduces end-to-end audience management; from segment creation in ad manager settings to seamless integration within campaign builder, ensuring better reach, personalization and campaign performanceWhy This Feature?
Provides good level of parity with Google Ads’ audience ecosystem inside Ad Manager.
Removes friction between audience setup and campaign creation.
Boosts ad relevance, CTR and conversion rates through smart segmentation and high-intent targeting.
