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 seems to have messed up again with its latest Windows 11 update, which borks the classic Outlook app. Earlier this ...

Microsoft confirmed that the KB5074109 January Windows 11 security update causes the classic Outlook desktop client to freeze ...

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 ...

Microsoft is telling Windows 11 users to do something it almost never recommends: roll back a critical security update if ...

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 ...

January's Windows 11 update rendered classic Outlook unusable for many users. While Microsoft works on a fix, they've ...

Microsoft shares workarounds for a Windows 11 KB5074109 bug that breaks Outlook for POP email accounts and PST files.

After Windows 11 January 2026 update, we're seeing reports of other issues, including a sleep problem (S3), and more.