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Microsoft 365 Outage Disrupts Thousands of Users Worldwide
9 Oct
Summary
- Nearly 17,000 incidents of people reporting issues with Microsoft 365 as of 2:39 p.m. ET
- Microsoft investigating reports of access issues to its services
- Actual number of affected users may vary

On October 9th, 2025, Microsoft's suite of productivity software, Microsoft 365, faced a significant outage, disrupting the work of thousands of users worldwide. According to the outage tracking website Downdetector.com, there were nearly 17,000 incidents of people reporting issues with accessing Microsoft 365 services as of 2:39 p.m. ET on that day.
The company has acknowledged the reports and is currently investigating the matter. Microsoft 365 stated on its status page that it is looking into the issues users are facing in accessing its services. The actual number of affected users may vary, as the outage tracking data provides a snapshot of the situation.
This widespread outage of Microsoft's productivity suite, which includes popular applications like Word, Excel, and Outlook, has caused significant disruption to the daily operations of businesses and individuals who rely on these tools for their work.