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Microsoft Outlook, 365 and other services crashed Saturday, affecting tens of thousands in the United States and millions globally before services were restored in less than an hour.

Microsoft officials in a social media post late Saturday afternoon said that "a majority of impacted services are recovering following our change. We’ll keep monitoring until impact has been resolved for all services.

Microsoft Outlook was down across the board for a brief time on Saturday. According to DownDetector, as well as countless posts to social media, Microsoft’s email and calendar service wasn’t allowing users to open the service throughout much of Saturday.

Microsoft Outlook is seemingly down nationwide, thousands of people have taken to report outages, according to Downdetector. Microsoft was not immediately available to

A heat map on the website Downdetector showed that Buffalo, Toronto, and New York City were among the hot spots for service outages.

Users are reporting that Microsoft Outlook is down. As of 2:51 p.m., DownDetector reported over 18,000 reports of an outage. When users attempt to access their email on the website, an error message pops up.

CISOs have yet another attack vector to worry about with the discovery of a new family of data-stealing malware that uses Microsoft Outlook as a communications channel through abusing the Graph API, and includes a way to get around hashed passwords.

Thousands of users reported issues or outages with Outlook and other Microsoft services on Saturday afternoon.

Here's a look at the status of Microsoft 365 products like Outlook that appeared offline in the afternoon on March 1.

A number of users complained on Saturday evening about not being able to access the Outlook mail application. Operator Microsoft has commented.