Microsoft 365 Had a Worldwide Problem

On Thursday, 12 November 2026, Microsoft 365 had a problem. It hit people all over the world. Microsoft 365 is a paid package of work tools. It includes Outlook and Teams.

The problem hit email and cloud services at companies. Government offices were hit too.

Microsoft said the main cause was Exchange Online. Exchange Online runs email for Outlook accounts at companies. Services that needed Exchange Online were hit.

Microsoft said some of its servers suddenly stopped working. So the other servers had too much to do. Microsoft also said there was no cyberattack. Charles Lamanna said there were no signs of one.

On Friday, Microsoft said things were getting better. Progress was seen in Asia, Europe and North America. Some users may still have problems now and then.