Release notes for Google Ad Manager

What's new on October 4, 2021

Manage network settings

Use the Ad Manager UI to activate audience segments from a DMP (Beta) 

You can use the Ad Manager UI to enable data management platforms (DMPs) to push their audience segments into Ad Manager. These segments will be available for targeting, forecasting, and reporting, just like any other first-party segment. The segments also behave and are billed in the same way as any other first-party segment.


Gain app insights with Ad inspector (Beta) 

With the Ad inspector beta, you can review your app ad serving to check if ads are filled as expected, identify errors, and view the mediation waterfall details. You can also test the setup of a single third-party yield partner to ensure their ads serve as expected.

New troubleshooting tool

Line Item Eligibility tool is now available for video line items.

Report and optimize

Report on AdX mediation passback counts

Reporting now supports AdX mediation passback counts for the Ad Exchange and Open Bidding Demand Channels in the Historical report type. This impacts the Mediation passbacks and Mediation fill rate metrics.

Other product or Help Center updates

Help improve the GPT experience

Share your thoughts in our annual Google Publisher Tag developer survey to better your experience. The feedback you provide will directly impact what we work on over the next year. This includes writing new guides and building tools, like the Publisher Ads Audits for Lighthouse and Google Publisher Console.


Coming soon

  • Minimum Bid To Win file for Data Transfer (Beta) 
    A new Minimum Bid to Win Data Transfer file type will be coming soon. The file reports on the minimum bid buyers would have needed to win the auction.

See previous release notes

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