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Microsoft Teams and Office for the web file-opening outage

Service Disruption
First reported
Last updated
Happening score
H score 25
1 unique sources, 1 articles

Summary

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Microsoft is investigating an ongoing service disruption that is blocking Teams and Office for the web users from opening files, disrupting access to shared documents across multiple Office Apps. The outage affects at least Excel for the web and shows an error that Office Online services aren't available right now. Microsoft says it is working to restore service while it isolates the root cause of the issue.

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Timeline

  1. 01.06.2026 17:36 2 articles · 1mo ago

    Microsoft investigates file-opening outage in Teams and Office for the web

    Initial Disclosure

    Microsoft is investigating an ongoing incident that is preventing some users from opening files in Teams and Office for the web. The issue is tracked in the admin center as MO1329446 and affects multiple Office Apps, including Microsoft Excel for the web, while initial analysis points to a potential cross-service issue impacting Office for the web experiences.

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