Outlook Pst
The latest Outlook Pst coverage — news, analysis, and updates from the WindowsNews.AI desk.
Emergency KB5078132 Update Fixes Windows 11 23H2 Cloud File & PST Issues
Microsoft has released an emergency out-of-band update for Windows 11 version 23H2 to address critical file access and Outlook reliability problems that emerged after recent patches. KB5078132,...
Microsoft Patch Tuesday Fallout: Outlook PST Files Moved to Cloud Folders
Microsoft's January 2026 Patch Tuesday update has created significant disruption for Outlook users and IT administrators worldwide, with the KB5034441 cumulative update triggering an unexpected and...
January 2026 Patch Cripples Outlook on Windows 11, Forcing Emergency KB5078127
The January 2026 Patch Tuesday update for Windows 11 triggered widespread Outlook crashes that left users with frozen inboxes, mismatched mailboxes, and IT departments scrambling for solutions....
Second emergency patch for Windows 11 in January 2025 fixes cloud file and Outlook PST failures.
Microsoft has released its second emergency out-of-band update in January 2025, with KB5078127 addressing critical regressions introduced by the January Patch Tuesday updates that were causing...
Microsoft Issues Emergency KB5050001 Fix for Cloud I/O and Boot Failures
Microsoft has released an emergency out-of-band (OOB) update for Windows 11 in January 2026, marking the second such critical patch this month to address significant regressions introduced by earlier...
Microsoft's January Patch Chaos: Outlook PST & Cloud Sync Issues Force Emergency Fixes
Microsoft's January 2025 update cycle has descended into what industry observers are calling "patch chaos," requiring two out-of-band (OOB) emergency fixes to address critical regressions introduced...
Microsoft's Emergency KB5078127 Update Fixes Critical Outlook Cloud File Access Bug
Microsoft has released an emergency out-of-band update, KB5078127, to address a critical regression that prevented Outlook and other applications from opening or saving files stored in cloud services...
Windows Cloud File I/O Regression: How Microsoft's OOB Fixes Outlook PST Issues
Microsoft has deployed an emergency out-of-band (OOB) update to address a critical regression in Windows that severely disrupted file input/output operations for cloud-backed storage locations,...
Windows 11 January 2026 Patch Chaos: OOB Updates, Boot Failures & IT Crisis
Microsoft's January 2026 Windows 11 update rollout has descended into what IT administrators are calling "patch management hell," with two emergency out-of-band (OOB) updates required within a single...
Microsoft KB5078132 Emergency Update Fixes Cloud Sync and PST Corruption
Microsoft has released an out-of-band cumulative update for Windows 11 version 23H2—KB5078132 (OS Build 22631.6495)—on January 24, 2026, addressing critical post-Patch Tuesday regressions that...
Windows 11 KB5074109 Update Causes Cloud App Crashes, Microsoft Issues Workarounds
Windows 11 users are experiencing significant disruptions following the January 13, 2026 cumulative update KB5074109, which has introduced a regression causing cloud storage applications to become...
OneDrive Known Folder Move Undo Feature: Windows 11 Users Gain Control
Microsoft has quietly rolled out a significant quality-of-life improvement for Windows 11 users who rely on OneDrive's Folder Backup feature, commonly known as Known Folder Move. The update...