ISLAMABAD — Microsoft 365 users around the world are struggling to access Outlook, Teams, and other services as Microsoft deals with a major outage. Microsoft first reported problems with Exchange Online mailboxes in the Americas at around 10:54 PM PKT on Thursday.
Shortly after, the company confirmed that the issue could affect Microsoft 365 users in any region. Which Services Are Affected According to the Microsoft 365 status page , the potentially affected services include: Exchange Online (Outlook email) Microsoft Teams SharePoint Online Microsoft 365 Copilot Microsoft Defender XDR Users may be unable to open their mailboxes through Outlook on the web, mobile email apps that use Exchange ActiveSync, and other connection methods. What Caused the Outage Microsoft said a portion of its infrastructure is facing elevated load across multiple regions, which is likely causing the connection errors.
It is also reviewing an unexpected increase in a specific type of service traffic to see whether it added to the problem. The company said it is “aggressively pursuing all pathways to reduce impact.“ It has paused all deployments, spread connection traffic across its worldwide infrastructure, moved more traffic away from the affected systems, and started restarting affected servers. It has not said how many users are affected or when service will be fully restored.