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Users may be unable to connect to multiple Microsoft 365 services

Posted 12 Nov 22:11 UTC, left the provider's feed by 12 Nov 23:07 UTC.

Unknown Duration: the provider stated no start
6Other incidents at the same time

What it affected

As the provider names it

Admin center

What the provider posted

Newest first
  1. 12 Nov 22:11 UTC User impact: Users may be unable to connect to multiple Microsoft 365 services. More info: Potentially impacted services include: - Exchange Online - Microsoft Teams - SharePoint Online - Microsoft Copilot 365 - Microsoft Defender XDR - Microsoft Planner - Microsoft To Do - Microsoft Intune - Microsoft Defender for Office 365 - Microsoft Purview: Multiple Purview services including Authorization, Auto Labelling, Data Loss Prevention (DLP), Communication Compliance, and Data Classification are impacted. - Power BI: All users may intermittently be unable to export reports with MIP sensitivity labels to PDF in Power BI. - Microsoft 365 Apps Admin Center: Multiple services including Cloud Update, Cloud Policy, and Inventory. Current status: We’re continuing to pursue all available pathways to restore service, as our actions taken thus far have not provided the anticipated relief. Our investigation has found that a core process on the affected servers is becoming overwhelmed, which causes the servers to stop responding and contributes to the capacity loss. To validate a potential recovery approach, we're fully isolating a portion of our service infrastructure, restarting the affected components, and gradually reintroducing traffic to confirm our services remain stable before applying this approach more broadly. We're also analyzing traffic patterns across our entire service infrastructure and evaluating whether isolating traffic within each region may allow affected regions to recover independently. Previous status: We're continuing to work through restarting and validating the…

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  1. Incident state: Ongoing → Ended
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  1. 12 Nov 2026 · 23:07:21 UTC Observed stateOngoing → Ended
ChangeIntel

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Sources read 15 Nov 18:02 UTC · 254 of 275 readable · 250 fully read · documentation 469/469 current