Kir
The latest Kir coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft Acknowledges Three Flaws in August Windows 11 24H2 Patch, Issues Quick Fixes
Microsoft has confirmed that its August 12, 2025 cumulative security update for Windows 11 version 24H2, KB5063878, is causing installation failures and log noise in enterprise environments,...
KB5063878 Update Cripples Windows 11 WSUS Deployments; Microsoft Issues Rollback
Microsoft’s August 2025 Patch Tuesday plunged enterprise IT teams into chaos within hours as the mandatory cumulative update KB5063878 began failing on systems managed through WSUS and SCCM. The...
Emergency KIR Issued for Windows 11 August Update as WSUS/SCCM Installations Fail with 0x80240069
Microsoft scrambled to release a Known Issue Rollback (KIR) on August 14 after enterprise administrators flooded forums with reports that the August 12, 2025 cumulative update for Windows 11 24H2...
Microsoft Ships Emergency Rollback After Windows 11 KB5063878 Breaks WSUS and SCCM Installs
Microsoft has confirmed that the August 12, 2025 cumulative update for Windows 11 version 24H2 (KB5063878) is failing to install on endpoints managed through Windows Server Update Services (WSUS) and...
Microsoft Pushes Emergency KIR to Fix Windows 11 24H2 Update Failures (0x80240069)
Microsoft has confirmed that the August 12, 2025 cumulative update for Windows 11 24H2, KB5063878, crashes the Windows Update service on enterprise endpoints managed by WSUS or SCCM, leaving them...
Windows 11 KB5063878 Update Breaks WSUS/SCCM Installs: Microsoft Offers KIR and Registry Workarounds
The August 2024 cumulative update for Windows 11, KB5063878, is causing widespread installation failures across enterprise environments, hitting systems managed through Windows Server Update Services...
Windows 11 24H2 August Update Breaks WSUS/SCCM Delivery, Microsoft Deploys Emergency Rollback for Error 0x80240069
The August 12, 2025 cumulative update for Windows 11 version 24H2 (KB5063878, OS Build 26100.4946) is failing to install on enterprise-managed devices when delivered through Windows Server Update...
Microsoft Races to Fix Windows 11 KB5063878 0x80240069 Error with Emergency Rollback
Microsoft has rushed out an emergency mitigation after the August 2025 cumulative update for Windows 11, KB5063878, began failing en masse on enterprise-managed endpoints. The crisis emerged within...
Microsoft Issues Emergency Rollback After Windows 11 KB5063878 Blocks WSUS/SCCM Installs with 0x80240069 Error
Microsoft has confirmed that the August 12, 2025 cumulative update for Windows 11 (KB5063878, OS Build 26100.4946) is failing to install on enterprise endpoints managed through WSUS or SCCM, throwing...
KB5063878 for Windows 11 24H2 Cripples WSUS/SCCM Deployments; Registry Override Emerges
Microsoft's August 2025 cumulative security update for Windows 11 version 24H2, KB5063878, has introduced a critical download failure in managed enterprise environments, leaving administrators...
Resolving the Windows 11 24H2 WSUS Block: Causes, Impact, and Mitigation Strategies
Introduction In April 2025, enterprise IT administrators encountered a significant challenge when attempting to upgrade systems to Windows 11 version 24H2 via Windows Server Update Services (WSUS)....
Navigating Windows 11 24H2 Update Failures in WSUS Environments: Microsoft's Rapid KIR Mitigation Strategy
Introduction The rollout of Windows 11 24H2, the latest feature update, has presented significant challenges in enterprise environments, particularly for organizations using Windows Server Update...