# Microsoft Outage Gums Up Markets, Forces Traders to Use Phones

Source: [Bloomberg Technology](https://www.bloomberg.com/news/articles/2026-11-13/microsoft-outage-gums-up-markets-forces-traders-to-use-phones) · 2026-11-13 · Industry
Page: https://themorning.dev/story/microsoft-outage-gums-up-markets-forces-traders-to-use-phones-ecb6dcc17bd38ec7
Kind: outage · Impact: high

## In brief

- Microsoft 365 and Outlook services, including email and chat, have been inaccessible for more than 12 hours after an outage began on Thursday.
- Microsoft is racing to restore access, and its fixes have repeatedly failed according to The Register.
- Financial markets were disrupted, with traders at UBS forced to use phones and alternative channels.

## Why it matters

Teams relying on Exchange Online, Outlook or Microsoft 365 chat may have been unable to communicate or work for an extended period, and the disruption is ongoing according to the sources.

## Timeline

- 2026-11-12: Outage begins (Thursday), per The Register
- 2026-11-13: Outage still ongoing after more than 12 hours, with fixes failing

## Coverage

- [Microsoft Struggles to Restore Access to Software](https://www.bloomberg.com/news/videos/2026-11-13/microsoft-struggles-to-restore-access-to-software-video) — Bloomberg Technology, 2026-11-13
- [Microsoft Outage Gums Up Markets, Forces Traders to Use Phones](https://www.bloomberg.com/news/articles/2026-11-13/microsoft-outage-gums-up-markets-forces-traders-to-use-phones) — Bloomberg Technology, 2026-11-13
- [Microsoft's massive M365 outage stretches past 12 hours as its fixes keep failing](https://www.theregister.com/saas/2026/11/13/microsofts-massive-m365-outage-stretches-past-12-hours-as-its-fixes-keep-failing/5309609) — www.theregister.com - Articles, 2026-11-13
- [Microsoft Outlook/365 still down after 12 hours](https://twitter.com/MSFT365Status/status/2121079061774491735) — Hacker News: Front Page, 2026-11-13

Tags: microsoft-365, outlook, outage, exchange-online, cloud

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Brief generated by AI (claude-haiku-5-5) from the reporting listed under Coverage. Headlines belong to their publishers. The Morning Dev – https://themorning.dev