Microsoft Teams messaging delay outage
Service Disruption
Summary
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Microsoft Teams is experiencing messaging delays and related service-function issues, disrupting communication for thousands of users across all regions, including the United States and Europe. The issue began at 14:30PM ET, and Microsoft says it is investigating while telemetry shows recovery. The disruption matters because users may be unable to send messages reliably or use other Teams functions during the outage.
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Timeline
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19.12.2025 22:04 2 articles · 6mo ago
Microsoft Teams outage and investigation
Initial DisclosureMicrosoft Teams began experiencing messaging delays and other service-function problems at 14:30PM ET, with thousands of users reporting problems sending messages across all regions including the United States and Europe. Microsoft said it was investigating the issue, observing recovery in telemetry, and continuing analysis to identify the impacted scenarios and determine the cause.
Show sources
- Microsoft confirms Teams is down and messages are delayed — www.bleepingcomputer.com — 19.12.2025 22:04
- Microsoft confirms Teams is down and messages are delayed — www.bleepingcomputer.com — 19.12.2025 22:04