Microsoft 365 apps search disruption
Service Disruption
Summary
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Microsoft is facing a search disruption in Microsoft 365 apps that is preventing some users from finding content in SharePoint Online, OneDrive, Outlook on the web, and Outlook desktop. The issue is tracked as MO1456424 and stems from a recent deployment that caused a resource utilization inefficiency. Microsoft says it has developed and deployed a fix to reduce resource pressure and restore service.
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Timeline
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18.08.2026 12:24 2 articles · 1h ago
Microsoft reports search disruption across Microsoft 365 apps
Initial DisclosureMicrosoft says some users are experiencing search issues in Microsoft 365 apps, including Outlook on the web, Outlook desktop, SharePoint Online, and OneDrive, under incident MO1456424 in the Microsoft 365 Admin Center. Microsoft says a recent deployment introduced a resource utilization inefficiency that caused the impact, and it has developed and deployed a fix to reduce resource pressure and restore service for affected users.
Show sources
- Microsoft confirms outage affecting search in Microsoft 365 apps — www.bleepingcomputer.com — 18.08.2026 12:24
- Microsoft confirms outage affecting search in Microsoft 365 apps — www.bleepingcomputer.com — 18.08.2026 12:24