Google overhauls DV360 with 12+ changes rolling out through August 2026

More than a dozen updates to Display & Video 360 are scheduled between March and August 2026, according to a Google roadmap last updated May 22, 2026. Two policy changes land April 27, 2026: alcohol advertising becomes eligible for digital out-of-home inventory where existing policy allows it, and online gambling promotion expands to DOOH in Brazil for certified advertisers. March 2026 shifts campaign planning surfaces, including the forecasted audience summary and the custom affinity audience builder, from cookie-based reach to impression volume, while user reach forecasting on the DV360 planner itself stays unchanged. June 2026 adds an instant reporting migration for Floodlight and Inventory Availability reports, starting with 10% of users, plus the AdAdvisor by Neustar to AdAdvisor by TransUnion rename and the YouTube report's Mobile App to TV App relabeling.
Brand safety workflows carry the hardest deadline: Google warns that skipping the move from digital content labels to inventory Modes and content themes before August 2026 results in unrestricted serving. Deal desks that still create non-Programmatic Guaranteed deals manually inside the interface must adopt the Deal Sync API by April 2026, and reporting pipelines that parse the "Mobile App:" prefix for CTV inventory need updated string-matching logic ahead of the June 2026 rename.
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