Outage in Microsoft 365
Users may be unable to use multiple Microsoft Teams features
Resolved Minor
August 25, 2026 - Started about 3 hours ago
- Lasted about 1 hour
Incident Report
Summary AI Generated
Microsoft Teams experienced a 1.5-hour outage beginning August 26, 2026 at 1:00 AM UTC, impacting users in the Asia-Pacific region. Maintenance work on regional infrastructure unintentionally disrupted multiple features, including Live Events, 1:1 and PSTN Calling, meeting creation and joining, and Town Hall functionality. Maintenance was paused to restore service, and monitoring confirmed the issue was largely mitigated by 1:56 AM UTC.
Title: Users may be unable to join and create Microsoft Teams meetings
User impact: Users may be unable to join and create Microsoft Teams meetings.
Current status: We're investigating a potential issue with Microsoft Teams and checking for impact to your organization. We'll provide an update within 30 minutes.
User impact: Users may be unable to join and create Microsoft Teams meetings.
Current status: We're investigating a potential issue with Microsoft Teams and checking for impact to your organization. We'll provide an update within 30 minutes.
Components affected
Microsoft TeamsTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
about 2 hours ago - at 08/26/2026 01:56AM
Our monitoring indicates that the issue is largely mitigated. We are continuing to monitor the service for the next 15 to 30 minutes to ensure there is no reoccurrence of this issue.
This quick update is designed to give the latest information on this issue.
about 2 hours ago - at 08/26/2026 01:41AM
Title: Users may be unable to use multiple Microsoft Teams features
User impact: Users may be unable to use multiple Microsoft Teams features.
More info: Based on our telemetry, multiple Microsoft Teams features are affected:
- Live Events
- 1:1 Calling
- PSTN Calling
- Joining Meetings
- Creating Meetings
- Meeting General Functionality
- Town Hall Functionality
Current status: We have determined that maintenance related work was being conducted on the infrastructure based in Asia-Pacific. As an unintended result of this maintenance work, service health was impacted. We have paused our maintenance work and our telemetry indicates that the issue is no longer occurring. We're continuing to monitor service health and work with reporting users that the issue is no longer occurring.
Scope of impact: This issue could affect any user located in Asia-Pacific. This section is subject to change as our investigation continues.
Start time: Wednesday, August 26, 2026, at 1:00 AM UTC
Preliminary root cause: Maintenance related work in the region is inadvertently causing impact to service health. We will provide more information regarding the root cause as soon as possible.
Next update by: Wednesday, August 26, 2026, at 3:00 AM UTC
about 2 hours ago - at 08/26/2026 01:26AM
Title: Users may be unable to join and create Microsoft Teams meetings
User impact: Users may be unable to join and create Microsoft Teams meetings.
Current status: We're investigating a potential issue with Microsoft Teams and checking for impact to your organization. We'll provide an update within 30 minutes.
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