Microsoft is investigating widespread connectivity issues affecting Microsoft 365 services, including Outlook.
The company initially reported Thursday that users in the Americas were experiencing problems accessing Exchange Online mailboxes through multiple connection methods.
Microsoft later said the disruption may be worldwide.
Microsoft said several of its popular services could be affected, including Teams, SharePoint, Copilot, Planner and To Do. The company also warned of potential disruptions to its security and compliance services.
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"While we're working to mitigate impact, we've confirmed the issue may affect Microsoft 365 service connectivity for users in any region," the company said in an update on social media.
Microsoft said its investigation found that a portion of its infrastructure was experiencing unusually high demand across multiple regions, likely contributing to the connectivity problems.
In its latest update, Microsoft said it had successfully restored service to a subset of affected servers and is working to expand the fix.
The company has not said how many users are still affected by the outage or when service is expected to be fully restored.
While the outage frustrated some workers, others appeared happy to have an unexpected break.
"Take your time, baby girl. Matter of fact, don’t fix it until after 5PM," one social media user joked.
Another offered Microsoft some tongue-in-cheek tech support: "Did you try unplugging it and plugging it back in????"