Outage in Thread
Teams Messages not arriving from Group chats
Resolved MajorIncident Report
Summary AI Generated
Microsoft Teams experienced a major incident where messages from end users in group chats failed to sync to the Thread/PSA system. The engineering team actively investigated the root cause of the synchronization failure. The incident was resolved after 1.2 hours of service disruption.
We are currently investigating this issue.
Components affected
Thread Microsoft Teams ServiceTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
RESOLVED
3 days ago - at 04/27/2026 06:11PM
This incident has been resolved.
INVESTIGATING
3 days ago - at 04/27/2026 05:31PM
Our engineering team is still actively investigating the issue with end user messages not syncing to the PSA. We appreciate your patience and will continue to provide updates as we make progress. A further update will be shared shortly.
INVESTIGATING
3 days ago - at 04/27/2026 05:11PM
We are currently investigating an issue where messages from end users in group chats are not being synced to the Thread/PSA. Our engineering team is actively looking into the root cause. An update will be provided in approximately 15 minutes.
INVESTIGATING
3 days ago - at 04/27/2026 05:04PM
We are currently investigating this issue.
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