Microsoft 365 Services Down for Thousands in US Amid Exchange Online Issues

Microsoft's Microsoft 365 services, including Outlook and Teams, have been experiencing widespread outages since Monday at 12:15 p.m. EDT.

According to outage-tracking website Downdetector, reports of issues with Microsoft Outlook began coming in around the same time, affecting thousands of users across the United States, including Virginia, Texas, Alabama, New York, New Jersey, and Michigan.

Users have reported being unable to send or receive emails, access their inboxes, or log in to Outlook. Some have also experienced issues with Teams, SharePoint, and Exchange Online.

In a statement, Microsoft acknowledged an issue with an authentication component that is contributing to the impact and said it is investigating the cause.