Outage in Microsoft 365
Some users may be unable to search for content in SharePoint Online, OneDrive, Outlook on the web, or Outlook desktop
Minor
August 17, 2026 - Started about 14 hours ago
Incident Report
Title: Some users may be unable to search for content in SharePoint Online, OneDrive, Outlook on the web, or Outlook desktop
User impact: Users may be unable to search for content in SharePoint Online, OneDrive, Outlook on the web, or Outlook desktop.
Current status: We're reviewing service monitoring telemetry and support provided information to determine our next troubleshooting steps.
Scope of impact: Impact is specific to some users served through the affected infrastructure who are attempting to search for content in SharePoint Online, OneDrive, Outlook on the web, or Outlook desktop.
Next update by: Monday, August 17, 2026, at 3:00 PM UTC
User impact: Users may be unable to search for content in SharePoint Online, OneDrive, Outlook on the web, or Outlook desktop.
Current status: We're reviewing service monitoring telemetry and support provided information to determine our next troubleshooting steps.
Scope of impact: Impact is specific to some users served through the affected infrastructure who are attempting to search for content in SharePoint Online, OneDrive, Outlook on the web, or Outlook desktop.
Next update by: Monday, August 17, 2026, at 3:00 PM UTC
Components affected
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Latest Updates ( sorted recent to last )
about 13 hours ago - at 08/17/2026 02:15PM
Title: Some users may be unable to search for content in SharePoint Online, OneDrive, Outlook on the web, or Outlook desktop
User impact: Users may be unable to search for content in SharePoint Online, OneDrive, Outlook on the web, or Outlook desktop.
Current status: We're analyzing service telemetry and reviewing recent service changes to determine the cause of impact. We've identified indicators of increased service restarts within a portion of the affected infrastructure, which may be contributing to the issue. We're validating potential remediation options while continuing our investigation into the root cause.
Scope of impact: Impact is specific to some users served through the affected infrastructure who are attempting to search for content in SharePoint Online, OneDrive, Outlook on the web, or Outlook desktop.
Next update by: Tuesday, August 18, 2026, at 4:00 AM UTC
about 14 hours ago - at 08/17/2026 12:49PM
Title: Some users may be unable to search for content in SharePoint Online, OneDrive, Outlook on the web, or Outlook desktop
User impact: Users may be unable to search for content in SharePoint Online, OneDrive, Outlook on the web, or Outlook desktop.
Current status: We're reviewing service monitoring telemetry and support provided information to determine our next troubleshooting steps.
Scope of impact: Impact is specific to some users served through the affected infrastructure who are attempting to search for content in SharePoint Online, OneDrive, Outlook on the web, or Outlook desktop.
Next update by: Monday, August 17, 2026, at 3:00 PM UTC
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