Microsoft Ads Outage History

Microsoft Advertising Share of Voice (SOV) data experienced delays of up to 21 hours starting April 21, 2026, at 3:03 PM UTC. The issue affected reporting data accessed through the web UI, reporting API, and standard reports, causing users to see stale or inaccurate performance data. Ad delivery remained unaffected throughout the 24.3-hour incident duration.

Microsoft Advertising experienced a Quality Score data delay issue starting April 17, 2026, at 1:04 AM UTC, where performance data could be delayed by up to 77 hours across reports, UI, and API. The incident affected data reporting accuracy but did not impact actual ad delivery functionality. The issue was resolved after 4.3 hours.

Microsoft Advertising experienced a service incident starting April 15, 2026, at 7:30 PM UTC where Shopping and Reporting data were delayed by up to 3.13 hours, affecting users monitoring performance data through reports, UI, or API with stale or inaccurate information. The incident lasted 20.7 hours and only impacted data reporting while ad delivery continued to function normally. The Web UI component was affected during this period.

Microsoft Advertising experienced a conversion data delay issue starting April 14, 2026, affecting both UET conversions (delayed up to 4.8 hours) and offline conversions (delayed up to 15 hours). Users accessing performance data through reports, UI, or API encountered stale or inaccurate conversion metrics, though ad delivery remained unaffected. The issue was resolved after 46 hours, restoring normal data reporting functionality.

Microsoft Advertising experienced a major service incident where Share of Voice data was delayed by up to 21 hours, affecting users' ability to access current performance data through the web UI, reporting systems, and API. Users encountered stale or inaccurate reporting data while monitoring their advertising performance. The issue was resolved after 8.2 hours with no impact on actual ad delivery during the incident.

Microsoft Advertising experienced a service incident where offline conversions data was delayed by up to 10 hours, affecting users' ability to access current performance data through reports, UI, and API. The issue impacted reporting functionality across multiple components including the Reporting API, Reporting Data, and Web UI, while ad delivery remained unaffected. The incident lasted 18.7 hours before being resolved.

Microsoft Advertising experienced a Share of Voice data delay issue starting March 19, 2026, affecting users' ability to access current performance data through reports, UI, and API for over 4 days. The incident caused data to be delayed by up to 24 hours, resulting in stale or inaccurate reporting information, though ad delivery remained unaffected. The issue impacted the Reporting API, Reporting Data, and Web UI components.

Microsoft Advertising experienced a 13.2-hour service incident starting at 11:41 PM UTC on the 18th, where conversions and offline conversions data was delayed across reporting systems. Users accessing performance data through reports, UI, or API encountered stale or inaccurate information, though ad delivery remained unaffected. The issue impacted the Reporting API, Reporting Data, and Web UI components.

Microsoft Advertising experienced a Share of Voice (SOV) data delay issue starting March 18, 2026 at 11:15 AM UTC, causing reporting data to be delayed by up to 21 hours across the web UI, reports, and API. Users encountered stale or inaccurate performance data, though ad delivery remained unaffected. The incident was resolved after 5.1 hours.

Microsoft Advertising experienced a major incident starting March 15, 2026, at 1:57 AM UTC where reporting data became significantly delayed across reports, UI, and API interfaces. The delays affected different data types with varying severity: general reporting and shopping data delayed up to 3 hours, conversions data up to 5 hours, and offline conversions up to 8 hours. The incident lasted 11 hours and only impacted data visibility while ad delivery continued to function normally.