Microsoft rolls out a second emergency Windows 11 patch to stabilize Outlook
TL;DR Summary
Microsoft has issued a second out-of-band patch for Windows 11 to fix Outlook crashes and cloud-storage issues caused by the January security update; the cumulative update addresses unresponsiveness when apps access cloud-backed files (such as OneDrive PST locations) and follows earlier fixes for shutdown/log-in problems.
Topics:technology#computing#january-2026-security-update#onedrive#out-of-band-update#outlook#windows-11
- Microsoft releases second emergency Windows 11 update to fix Outlook crashes Engadget
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- Windows PCs ‘Suddenly’ Fail After Microsoft’s New Update Forbes
- Microsoft's emergency patch broke Windows 11/10 further, KB5078127 KB5078132 fix out Neowin
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