Some users may experience intermittent crashes when launching the Microsoft Teams desktop app on Windows
ID: TM1181326
Issue type: Incident
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Impacted services
Microsoft Teams
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Details
Title: Some users may experience intermittent crashes when launching the Microsoft Teams desktop app on Windows
User impact: Users may have experienced intermittent crashes when launching the Microsoft Teams desktop app on Windows.
Final status: We've completed our reversion of the impacting change and confirmed impact was successfully remediated.
Scope of impact: Impact was specific to some users attempting to launch the Microsoft Teams desktop app on Windows.
Start time: Monday, October 6, 2025, at 11:04 PM UTC
End time: Friday, November 7, 2025, at 6:23 PM UTC
Root cause: A recent standard service update contained a code regression, which was resulting in impact.
Next steps:
- We're reviewing our standard service update testing and validation procedures to identify opportunities to improve regression detection and better prevent similar future impact.
This is the final update for the event.
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