Kir
The latest Kir coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft’s September Patches Quietly Resolve August’s MSI/UAC and NDI Streaming Regressions
Windows administrators and content creators who battled two disruptive regressions throughout August can finally breathe easier: Microsoft’s September 9, 2025 Patch Tuesday updates, led by...
Windows August Update Breaks App Installs: UAC Prompts and Error 1730 Plague Non-Admin Users
Microsoft’s August 2025 Patch Tuesday rollout has created a widespread headache for IT administrators. The cumulative update, identified as KB5063878 for several Windows 11 channels, introduced a...
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...
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...
Windows 11 24H2 Update KB5063878 Disrupts NDI Video Production; Switch to TCP/UDP Recommended
Microsoft’s August 2025 security update for Windows 11 version 24H2 is wreaking havoc on professional broadcasting setups, triggering severe stuttering and audio dropouts in NDI-based streaming...
KB5063878 Triggers Reset Failures, WSUS Breakdowns, and SSD Vanish Reports
Microsoft's August 12, 2025 cumulative update for Windows 11 24H2, KB5063878, has set off a cascade of high‑impact failures—broken system recovery tools, installation errors in managed...
Microsoft Rushes Fix for Windows Reset Failures as SSD Corruption Reports Mount
Microsoft has confirmed that its August 2025 Patch Tuesday updates broke the Reset this PC recovery feature on Windows 11 and Windows 10, and an out-of-band emergency fix is being prepared. The...
Enterprise IT faces alert fatigue as Windows 11 KB5063878 floods logs with harmless CertEnroll Event ID 57 errors
The August 2025 Patch Tuesday cumulative update for Windows 11, KB5063878, has brought an unwelcome surprise for system administrators and power users: a flood of Error-level Event ID 57 entries in...
Microsoft Rolls Back WUSA Bug That Broke .msu Installs from Network Shares and Disrupted WSUS Updates
Microsoft has deployed a targeted Known Issue Rollback (KIR) to fix a Windows Update Standalone Installer (WUSA) regression that caused .msu update packages to fail with ERROR_BAD_PATHNAME when...