Microsoft 365 Outage Hits Hotel Email Systems
A widespread global outage of Microsoft 365 services disrupted internal and external communications for airlines and major hotel operators like MGM Resorts and ITC Hotels. Microsoft reported early signs of stabilization while confirming no indication of a cyberattack.
Key Takeaways
- 1Major hotel chains including MGM Resorts and ITC Hotels experienced email and communication channel disruptions.
- 2The global outage impacted core Microsoft 365 services including Outlook, Teams, and Copilot across dozens of countries.
- 3Microsoft extended its email timeout window to 48 hours to protect and recover delayed messages as systems stabilize.
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