The email client suffered sign-on glitches Monday, and some of those problems seem to have continued into Tuesday.

However, Outlook users on iPhone should try the following steps, courtesy of our colleagues at CNET: User error reports remain elevated on DownDetector, though they are down from their peak earlier ...

Add Yahoo as a preferred source to see more of our stories on Google. Can't send or receive Outlook emails? Here's how to check if Outlook is down for everyone or just you, and what you can do about ...

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 ...

Microsoft Outlook and Hotmail users experienced partial outages Thursday morning. DownDetector reported over 1,100 outage reports for Outlook and over 1,100 for Hotmail. The majority of reported ...

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 ...