Multiple Microsoft services, including Azure, Teams, and Defender XDR, faced reported outages Tuesday afternoon. Problems began shortly after 2.27 pm EST and spread across key platforms. Gmail users also reported issues,

Microsoft's January security updates for Windows 11 also appear to be disrupting Outlook. Microsoft is investigating problems with POP mail accounts.

Microsoft 365 suffered a global outage affecting Teams, Outlook, and Office apps, but Microsoft confirms the issue was resolved.

Microsoft shared a temporary workaround for customers experiencing Outlook freezes after installing this month's Windows security updates.

If your Outlook Classic freezes or hangs when you use POP accounts or deal with PST files, you'll need to remove Windows 11 KB5074109.