Microsoft investigates Exchange Online outage in North America
2025-09-11
Microsoft is working to resolve an ongoing Exchange Online outage affecting customers throughout North America, blocking their access to emails. [...]
Microsoft is working to resolve an ongoing Exchange Online outage affecting customers throughout North America, blocking their access to emails.
"We're investigating an issue affecting a portion of infrastructure in North America, where users may be unable to access their mailbox via any Exchange Online connection method," the company explained earlier today.