Pst Files
The latest Pst Files coverage — news, analysis, and updates from the WindowsNews.AI desk.
Government Cloud Users Finally Get PST Contacts Access in New Outlook
Microsoft has started rolling out read‑only access to contacts stored in Outlook Data Files (.pst) for Government Community Cloud (GCC) customers using the new Outlook for Windows. The feature,...
KB5074109 Update Breaks Outlook PST Files: Microsoft's Uninstall Workaround Creates Security Dilemma
Microsoft's unusual instruction to remove a Windows cumulative security update has placed administrators and everyday users in a difficult, high-stakes choice: accept the immediate return of core...
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...
KB5074109 Outlook PST OneDrive Bug: Microsoft's January 2026 Update Causes Major File Access Issues
Microsoft's January 2026 servicing wave has unleashed a significant regression affecting countless Windows 11 users, with the KB5074109 cumulative update introducing a critical file-access problem...
Windows Patch Tuesday Fallout: OOB Fixes, Outlook PST Cloud Issues & RDP Failures
Microsoft's January 2024 Patch Tuesday has unleashed a wave of unexpected regressions affecting enterprise environments and individual users alike, with the company scrambling to release out-of-band...
Outlook Freezes After January 2026 Updates: Microsoft Confirms OneDrive PST Conflict
Microsoft has confirmed that its January 2026 security updates are causing significant Outlook stability issues when users attempt to open or save files stored in cloud-synced folders like OneDrive,...
Microsoft KB5074109 Update Triggers System Crashes Despite Fixing Critical RCE Flaws
Microsoft's first cumulative Windows 11 update of 2026, delivered as KB5074109 on January 13, has created a significant divide between its security improvements and the operational disruptions...
KB5074109 Patch Tuesday Update Breaks Classic Outlook Encryption, Sparks User Backlash
The January 2026 Patch Tuesday cycle has delivered more than just security fixes for Windows 11 users, with Microsoft's cumulative update KB5074109 causing significant disruption to classic Outlook...
Microsoft Outlook on Windows 11: PST Support & Future Roadmap for Email Management
Microsoft’s transition to the new Outlook for Windows 11 marks a pivotal shift in how users manage their emails, calendars, and contacts. While the redesigned app brings modern cloud-first...
Outlook June 2025 Update Ships Copilot AI, Retains 32-Bit & .pst Legacy
Microsoft's June 2025 update for Outlook on Windows represents a pivotal moment in email management, blending cutting-edge AI with robust legacy support. The update introduces Copilot AI integration,...
Outlook June 2025 Update: AI Control, Cross-Account Features & Security Enhancements
Microsoft's June 2025 update for the new Outlook on Windows represents a pivotal moment in the evolution of the company's flagship email client, delivering a comprehensive suite of enhancements that...
Microsoft Outlook June 2025 Update: AI, Web Enhancements, and Lingering Issues
Microsoft Outlook continues to dominate the enterprise email space, but its June 2025 update proves the platform is far from resting on its laurels. The latest iteration brings substantial AI-powered...