Live / Incidents / Xandr
Xandr: Microsoft Advertising Offline Conversions Data is delayed
Xandr · appnexus.comImpact: impactedinvestigating2026-10-01 02:27 UTC
Public — what happened
Summary
Description: Starting Sep 30, 2026, at 09:01 PM UTC, Microsoft Advertising Offline Conversions data may be delayed by up to 11 hours. Users monitoring performance data via the reports, UI, or API may see stale or inaccurate data. This is only affecting the reporting and there is no impact on the Ad delivery. Severity: Impacted Is Fixed: No Start Time: September 30, 9:01 PM (UTC) Update on October 1, 2:26 am: Our Engineering team has been engaged and is working on the issue with priority. We apologize for any inconvenience this may be causing. For expected delays in data freshness across various metrics, refer to:https://help.ads.microsoft.com/#apex/ads/ext54480
Timeline
- Started — 2026-10-01 02:27 UTC
- Last update — 2026-10-01 02:27 UTC
- Ongoing at last check.
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