Microsoft Says Microsoft 365 Is Fully Restored After Outage
Microsoft apologised for the outage that hit Outlook, Teams and Copilot and blamed an issue from an earlier network capacity upgrade.
Key Takeaways
- Microsoft said on November 14 that its Microsoft 365 services were fully restored.
- The outage began on November 12 and hit Outlook, Teams and Copilot.
- Microsoft blamed an issue from an earlier network capacity upgrade and said it was not a cyberattack.
- IndiGo and Akasa Air said their email support services were affected.
- Puneet Chandok, President of Microsoft India and South Asia, apologised in a LinkedIn post.
Table of Contents 7 sections
- Microsoft 365 outage at a glance
- How the Microsoft 365 outage reached Indian airlines and offices
- Microsoft says sorry and blames a network upgrade issue
- Puneet Chandok's apology to Microsoft customers in India
- Microsoft promises a full post-incident report
- Microsoft 365 is back after the November outage
- FAQs
Microsoft said on Saturday, November 14, that its Microsoft 365 services, including Outlook, Teams and Copilot, were fully restored after a global outage. The Microsoft 365 outage began on November 12, and Microsoft apologised to customers and partners on Friday, November 13.
Microsoft said the outage was caused by an issue during an earlier network capacity upgrade that surfaced after a recent network change, and that it was not related to a cyberattack or AI agents. In India, IndiGo and Akasa Air said their email support services were affected, and Puneet Chandok, President of Microsoft India and South Asia, apologised in a LinkedIn post.
Microsoft 365 outage at a glance
| Detail | Value |
|---|---|
| Company | Microsoft |
| Services hit | Outlook, Teams, Copilot, SharePoint Online and OneDrive, among other Microsoft 365 services |
| Outage began | November 12, 2026 |
| Apology | Friday, November 13, in a post on X |
| Full restoration announced | Saturday, November 14 |
| Cause given by Microsoft | An issue during an earlier network capacity upgrade that surfaced after a recent network change |
| Cyberattack | Microsoft said the incident was not related to cyber or AI agents |
| Reach | Downdetector received outage reports from 74 countries and territories |
| Indian airlines affected | IndiGo and Akasa Air email support; Air India rerouted its emails |
How the Microsoft 365 outage reached Indian airlines and offices
More than 430 million people use Microsoft 365 apps such as Outlook and Teams, according to Microsoft's website. Users in India began reporting problems late on Thursday night, November 12, and Downdetector received outage reports from 74 countries and territories.
IndiGo said its email support services were affected and that it might not be able to receive emails from customers. Akasa Air reported delays in its email support services. Air India said its flight operations were running normally and that it had temporarily rerouted its emails. Microsoft said it kept an extended 48-hour email timeout window to protect delayed messages while delivery caught up.
| When | What happened |
|---|---|
| November 12, 2026 (Thursday) | The outage began, and users in India started reporting problems late at night |
| November 13 (Friday), 4.30 pm IST | Microsoft's service health dashboard still showed service degradation for Microsoft 365 business, enterprise and consumer services |
| November 13 (Friday) | Microsoft apologised on X and said the cause was an issue from an earlier network capacity upgrade |
| November 14 (Saturday) | Microsoft said it had restored service to the remaining impacted customers and regions |
Microsoft says sorry and blames a network upgrade issue
"We are deeply sorry for the disruption this incident has caused our customers and partners. We know the trust they place in our services and take that responsibility extremely seriously."
"This was a technical issue not related to cyber or AI/agents. The incident was introduced by an issue during an earlier network capacity upgrade that surfaced following a recent network change."
"We have completed our efforts to address the underlying issue of the incident and restored service to the remaining impacted customers and regions."
Puneet Chandok's apology to Microsoft customers in India
Puneet Chandok, President of Microsoft India and South Asia, apologised for the disruption in a LinkedIn post and said the company's global teams were working urgently to fix it.
"We regret the disruption today's outage has caused for many of our customers. Our global teams continue to work with urgency to resolve the issue."
Microsoft promises a full post-incident report
Microsoft said it restored services gradually and checked stability at each stage, which took longer. The company said it will publish a full post-incident report once its review is complete.
Microsoft 365 is back after the November outage
Microsoft said on November 14 that Outlook, Teams, Copilot and its other Microsoft 365 services were fully restored after the outage that began on November 12. The company traced the fault to an issue from an earlier network capacity upgrade and said it was not a cyberattack. In India, IndiGo and Akasa Air reported disruptions to their email support during the outage.
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Frequently Asked Questions
What is the Microsoft 365 outage?
When did Microsoft say Microsoft 365 was fully restored?
What caused the Microsoft 365 outage?
Was the Microsoft 365 outage a cyberattack?
How did Microsoft apologise for the outage?
Which Microsoft services were hit by the outage?
How did the Microsoft 365 outage affect Indian airlines?
Who is Puneet Chandok?
What did Puneet Chandok say about the Microsoft outage?
How many countries reported the Microsoft 365 outage?
How many people use Microsoft 365 apps?
How did Microsoft restore Microsoft 365 services?
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