Microsoft confirmed that the KB5074109 January Windows 11 security update causes the classic Outlook desktop client to freeze ...
Windows 11 KB5078127 is an 'out-of-band' patch to fix an issue that broke Outlook Classic (POP, PST) after January 2026 Patch ...
At last there’s a fix. Millions of Outlook users been plagued with failed restarts and missing emails since Microsoft ...
Microsoft admits that “Classic Outlook profiles with POP accounts and PSTs hang after Windows updates on January 13, 2026.” If you’re affected, you need to await a fix. “The Windows Team will be ...
Microsoft has issued guidance to uninstall KB5074109 security update or switch to webmail after the patch caused Outlook ...
Windows 11 KB5074109 causes Outlook freezing for POP accounts. Microsoft confirms the issue and investigates a permanent fix.
Microsoft shared a temporary workaround for customers experiencing Outlook freezes after installing this month's Windows ...
Windows 11 KB5074109 causes a black screen on some PCs, including those with an Nvidia GPU, and also freezes Outlook if you ...
XDA Developers on MSN
Windows 11's January update is causing chaos with Outlook, and there's no fix yet
There are workarounds, though.
Microsoft shares workarounds for a Windows 11 KB5074109 bug that breaks Outlook for POP email accounts and PST files.
Microsoft's January security updates for Windows 11 also appear to be disrupting Outlook. Microsoft is investigating problems ...
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