Microsoft Outlook users reported problems signing in to the email client at the start of the week, with reports beginning just before 5 a.m. ET Monday.  After several hours of login issues, a fix has ...

A very Monday problem.

While sending an email through the Outlook desktop app, if you see an error message saying Microsoft Outlook cannot sign or encrypt this message because there are no ...

Update, July 10, 2025: This story has now been updated with further information regarding the Microsoft Outlook email outage, including a statement from Microsoft. Microsoft Outlook is currently down ...

Microsoft's Outlook email service malfunctioned for over 21 hours. It affected Outlook.com as well as Outlook mobile apps and desktop programs. Outlook has hundreds of millions of users, but Apple and ...

Outlook, the Microsoft email application, experienced a significant outage on Monday, preventing numerous users from accessing the service. Outlook down: Microsoft is investigating server failures ...

Microsoft Outlook is an email app used by businesses and people around the globe. It's included in Microsoft 365, Google Workplace's main competitor. Like most email services, Outlook is ...