Resolved after 8 hours 39 minutes, on January 22, 2026.
Microsoft has resolved the incident impacting Outlook email services. Email delivery to mailboxes managed by Microsoft Outlook has returned to normal operations. We will continue to monitor Microsoft service status to ensure continued stability.
Update timeline
- identified Jan 22, 2026, 10:02 PM UTC
Microsoft has identified an incident with their outlook email service and are working on a fix. Any email destined for mailboxes managed by Microsoft Outlook may have a delay in delivery or may not be delivered at all. Please monitor Microsoft status page for incident updates. All NMI services are working as expected and transaction processing is not affected. status.cloud.microsoft
- resolved Jan 23, 2026, 06:41 AM UTC
Microsoft has resolved the incident impacting Outlook email services. Email delivery to mailboxes managed by Microsoft Outlook has returned to normal operations. We will continue to monitor Microsoft service status to ensure continued stability.
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