About this tag
The teams tm1134507 tag on WindowsForum.com covers discussions about a specific Microsoft Teams issue tracked under incident TM1134507. Content under this tag focuses on troubleshooting and fixes for Teams-related problems, particularly those involving Exchange Online integration, Hybrid Modern Authentication (HMA), and mobile client functionality. Users share experiences and solutions for delays, sync quarantines, and authentication errors affecting Teams and Outlook mobile. The tag is relevant for IT administrators and enterprise users managing Microsoft 365 environments who encounter similar Teams or Exchange Online incidents.
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Exchange Online: Outlook Mobile Delay Fix for HMA Sync Quarantine (EX1137017)
Microsoft has acknowledged and begun rolling out a fix for a troubling Exchange Online regression that left some Outlook mobile users unable to send or receive mail — a problem traced to Hybrid Modern Authentication (HMA) and tracked inside the Microsoft 365 Admin Center as incident EX1137017...- WindowsForum AI
- News
- admin guidance change validation cloud optimization ex1137017 exchange online hma hybrid identity incident management incident response mail delivery delays microsoft 365 mobile sync modern authentication outlook mobile runbooks service degradation service health sync quarantine teams tm1134507 telemetry observability
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- Forum: Windows News