Microsoft 365 outage, 12 November 2026
Users may be unable to connect to multiple Microsoft 365 services
- Started
- Resolved
- 13 Nov 2026, 00:26 UTC (after 4 h 55 min)
- Impact
- Minor
- Affected
- Microsoft 365 (business)
Is this still happening?
No. Microsoft 365 marked this incident resolved on 13 Nov 2026, 00:26 UTC, 4 h 55 min after it began.
Right now: Microsoft 365 reports degraded performance on some systems. (as of 13 Nov, 20:53 UTC) Live Microsoft 365 status
At a glance
- Microsoft 365 rated this a minor incident.
- It was resolved after 4 h 55 min. That is longer than a typical Microsoft 365 incident: the median of the 31 other resolved ones we recorded is 36 min.
- 5 earlier incidents look like the same kind of problem (same affected part or wording); the most recent was on 13 Nov 2026.
Our summary from the Microsoft 365 incidents we have recorded since 28 Oct 2026 - how we count.
Last update from Microsoft 365
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 Current status: We're aggressively pursuing all pathways to reduce impact. As a precaution, we've paused all deployments and configuration changes while we review recent changes for any correlation to this event. We've determined that the elevated load isn't driven by an overall increase in traffic, but by a large number of servers being unexpectedly unavailable, which is shifting load onto the remaining infrastructure. We're investigating what's causing these...
Read the full incident on the official Microsoft 365 status page
Similar Microsoft 365 incidents
Earlier incidents with the same affected part or wording - useful to see how long this kind of problem usually takes.
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, still open
Users may be unable to connect to multiple Microsoft 365 services
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, resolved after 2 h 5 min
Users may be unable to connect to multiple Microsoft 365 services
-
, resolved after 1 h 52 min
Users may be unable to connect to multiple Microsoft 365 services
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, resolved after 1 h
Users may be unable to connect to multiple Microsoft 365 services
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, resolved after 57 min
Users may be unable to connect to multiple Microsoft 365 services
Other recent Microsoft 365 incidents
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Users may be unable to connect to multiple Microsoft 365 services
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Users may be unable to connect to multiple Microsoft 365 services
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Users may be unable to connect to multiple Microsoft 365 services
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Users may be unable to connect to multiple Microsoft 365 services
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Users may be unable to connect to multiple Microsoft 365 services
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Users may be unable to connect to multiple Microsoft 365 services
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Users may be unable to connect to multiple Microsoft 365 services
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