Known Issue Rollback
The latest Known Issue Rollback coverage — news, analysis, and updates from the WindowsNews.AI desk.
KB5063878 Update Causing SSD Disappearances: How to Uninstall It Safely
Microsoft's August cumulative update for Windows 11 24H2, KB5063878, is triggering a disturbing regression: certain SSDs abruptly disappear during heavy write operations, sometimes leading to...
Microsoft’s August Patch Breaks WSUS, Triggers NVMe Vanishing Act and Hardens Installer Security
Within 48 hours of Microsoft shipping KB5063878 for Windows 11 24H2 on August 12, 2025, enterprise admins ran smack into a wall: updates deployed via WSUS or SCCM failed with the cryptic error...
The Day Silent MSI Repairs Died: Inside KB5063878’s UAC Uprising Across Windows Fleets
Microsoft’s August 12, 2025 cumulative update—packaged as KB5063878 for Windows 11 24H2 (OS Build 26100.4946)—shattered a core enterprise assumption that silent per-user MSI repairs would run...
Microsoft Confirms Windows August 2025 Updates Break Silent MSI Repairs, Trigger UAC Prompts
Microsoft has acknowledged a compatibility regression introduced by the August 12, 2025 cumulative security updates for Windows, which causes unexpected User Account Control (UAC) elevation prompts...
KB5063878 UAC/MSI Regression Mitigated: Microsoft's Known Issue Rollback Saves Enterprise IT
Microsoft has officially mitigated a disruptive User Account Control (UAC) regression introduced by the August 12, 2025 cumulative update KB5063878, which caused unexpected elevation prompts and...
KB5063878 Forces UAC Prompts on Non-Admins, Triggering MSI Error 1730 Across Enterprise Apps
Microsoft’s August 12, 2025 cumulative update for Windows 11 24H2, KB5063878 (OS Build 26100.4946), has inadvertently stalled critical enterprise applications for standard users. The patch,...
Microsoft Confirms KB5063878 Update Breaks Per-User App Installs, Issues KIR Fix
Microsoft has confirmed that the August 2025 cumulative update KB5063878 for Windows 11 24H2 introduces a compatibility regression that prevents standard (non‑admin) users from completing...
Microsoft's August Update (KB5063878) Disrupts MSI Apps with UAC Prompts and Error 1730
Microsoft's August 12, 2025 cumulative update—KB5063878 for Windows 11 24H2 and its equivalents for Windows 10 and Windows Server—has triggered a cascade of application failures and unwanted UAC...
Windows Security Blank or Unresponsive? Try These 9 Fixes Before Reinstalling Windows
Windows Security, the graphical face of Microsoft Defender, can suddenly refuse to open—leaving you staring at a blank window, a grayed-out interface, or simply nothing at all. The problem, widely...
KB5063878 Breaks MSI Self-Repair: UAC 1730 Hits AutoCAD, Firefox, SAP
Microsoft’s August 2025 cumulative security updates have broken a critical installer behavior, triggering unexpected User Account Control (UAC) elevation prompts and Windows Installer error 1730...
Windows 11 KB5063878 Triggers UAC Prompts for Signed MSI Patches, Disrupting University Labs with Error 1730
Microsoft’s August 12, 2025 cumulative update for Windows 11 24H2 (KB5063878, build 26100.4946) has retroactively broken a decades-old application deployment pattern, forcing per-user MSI repairs...
KB5063878 Update Sparks SSD Corruption and Streaming Failures: A Complete Guide to Uninstall and Mitigation
Phison has confirmed it is investigating reports of SSDs disappearing or becoming permanently inaccessible after heavy file transfers on Windows 11 systems running Microsoft’s August cumulative...