Outage in Microsoft 365
Unable to open files in Office for the web.
Resolved Minor
June 02, 2026 - Started about 10 hours ago
- Lasted about 1 hour
Incident Report
Summary AI Generated
Microsoft 365 users experienced issues opening files in Office for the web, particularly Excel, with users receiving error messages stating "Office Online services aren't available right now" and reporting slow or non-functioning online sheets. The incident affected SharePoint Online and Office web applications, preventing users from accessing documents through the web interface. Microsoft investigated the service telemetry to identify the root cause, with the incident lasting 1.4 hours before resolution.
Title: Possible delays or problems when accessing SharePoint Online
User impact: Some customers have reported issues with accessing the service, or using features in SharePoint Online.
Current status: We’re looking into your reported issue and checking for impact to your organization. We'll provide an update within one hour.
Components affected
SharePoint OnlineTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
about 9 hours ago - at 06/01/2026 01:43PM
Title: Unable to open files in Office for the web.
User impact: Users may be unable to open files in Office for the web.
More info: Impacted Office Apps include, but are not limited to:
- Excel
When users open documents, impacted users are shown the following the following error message "Office Online services aren't available right now. We're working to restore all services as soon as possible. Please check back soon."
Current status: We're investigating service telemetry to isolate the source of the issue.
Scope of impact: This issue could impact any user attempting to access Office Apps using Office for the web.
Next update by: Monday, June 1, 2026, at 2:30 PM UTC
about 10 hours ago - at 06/01/2026 12:42PM
Title: Possible delays or problems when accessing SharePoint Online
User impact: Some customers have reported issues with accessing the service, or using features in SharePoint Online.
Current status: We’re looking into your reported issue and checking for impact to your organization. We'll provide an update within one hour.
source IsDown
Users report possible problems with Microsoft 365
Reports started 29 minutes before official outage was reported
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