Update: Microsoft offers explanation for day-long Internet outage

Macworld Whether you’re using a Mac, iPhone, or – shudder – a PC, a major Microsoft outage has disrupted Outlook email and other Microsoft 365 services worldwide. The problems began on Thursday, November 12, and continued overnight into Friday, affecting businesses, schools and public services. Microsoft said a server process had become overwhelmed, reducing capacity. Recovery proved difficult because some servers became unresponsive again as traffic returned. Features that depend on Exchange Online were particularly affected, although not every function within each Microsoft service stopped working. A look at Downdetector and ThousandEyes Outages also showed complaints involving unrelated platforms. However, those reports don’t establish that every service was down or that they shared Microsoft’s underlying problem. Amazon told Macworld that AWS was operating normally. Some users also reported problems with iMessage, although Apple’s System Sta