Microsoft Outlook users reported outages Thursday morning in Los Angeles and other parts of the United States.
The company said it is investigating the access issue.
“We’re investigating reports of users experiencing issues accessing Exchange Online mailboxes through multiple connection methods in the Americas,” the company said in a post on X. While we’re working to mitigate impact, we’ve confirmed the issue may affect Microsoft 365 service connectivity for users in any region.”
Exchange Online is a message platform from Microsoft that supports business email, calendars and other services used by organizations around the world .
In an update, the company said part of its infrastructure was experiencing elevated load driven by a multiple servers being unexpectedly unavailable, placing a strain on the remaining infrastructure.
“We’re working to safely return them to service,” Microsoft said in an update just after 11:30 a.m.
Users in Los Angeles, Denver, Dallas, Atlanta, Chicago and major cities in the northeast reported problems, according to Downdetector. The tracking website showed a spike in outage reports just after 9 a.m.
Earlier Thursday, Microsoft reported issues for users accessing the company’s Teams tool, but said service was being restored.
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