Microsoft 365 and Outlook are down. Microsoft confirmed the outage today and has shared a couple of updates on the official Microsoft 365 Status account on X.
Downdetector also shows a spike in outages and issues that began around 4:50 AM ET. Outlook, Microsoft 365, and other Microsoft web experiences all seem to be affected.
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We're investigating an issue where users may be experiencing intermittent issues accessing https://t.co/ZUfyjth6sU. For more information, please visit https://t.co/uSHwRmXFJZ.April 27, 2026
We've discovered some users may experience intermittent sign‑in failures, including “too many requests” errors, or unexpected sign‑outs. We're analyzing service telemetry further to identify any potential next steps and mitigation actions. For more information, please visit…April 27, 2026
This is an ongoing news story and we will update this piece as more information becomes available. Microsoft also has a status page that is updated regularly.
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