Thousands of Microsoft customers were unable to access Outlook, including email, and other services, after Microsoft 365 experienced an outage Saturday afternoon.

Shortly after services were restored, at about 4:40 p.m., the company announced it had “identified a potential cause of impact” and reverted the suspected code.

Microsoft experienced a large-scale outage of its online services on Saturday. (Michael Nagle/Bloomberg via Getty Images, File / Getty Images)

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“We’re monitoring telemetry to confirm recovery,” according to a statement posted on X.

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Downdetector reported more than 40,000 Microsoft outages Saturday afternoon.

Many took to social media to report issues with Outlook email, calendars and other Microsoft 365 applications.

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Microsoft headquarters in Redmond, Wash.  (Stephen Brashear/Getty Images / Getty Images)

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Microsoft 365 did not immediately respond to Fox News Digital’s request for comment.