wsus

  1. Windows 11 24H2 August Update KB5063878: Drives Vanish Under Heavy IO

    The latest Windows cumulative update has landed with a thud: a growing number of users report that Windows 11 version 24H2’s August security rollup (KB5063878, OS Build 26100.4946) can make drives disappear under heavy I/O, and the fallout has reignited debates about privacy, platform stability...
  2. Windows 11 24H2: TPM 2.0 Policy vs Real-World Upgrade Behavior

    Microsoft’s upgrade machinery is currently offering Windows 11 24H2 to machines that, on paper, fail the company’s minimum security requirements — including systems with TPM 2.0 disabled — and multiple independent reports suggest this is happening to both consumer and enterprise devices...
  3. Windows 11 KB5063878 Storage Regression: NVMe Drives Vanish Under Heavy Writes

    A Windows 11 cumulative update released on August 12, 2025 — KB5063878 (OS Build 26100.4946) — has been linked by multiple community tests and specialist outlets to a potentially serious storage regression that can make some NVMe SSDs disappear from the operating system during large, sustained...
  4. WUSA Regression and WSUS Issues: Enterprise Patching with KIR Mitigations

    Microsoft has pushed a targeted rollback and policy fixes to repair a Windows Update Standalone Installer (WUSA) regression that could break .msu installations when run from network shares and disrupt enterprise update pipelines that rely on WSUS, SCCM, or scripted WUSA deployment. d delivery...
  5. Manual Defender Updates on Windows 11: Safe, Scalable Admin Guide

    Windows 11’s built‑in antivirus, Microsoft Defender, is normally updated automatically through Windows Update — but when that pipeline falters, administrators and power users must know how to update Defender manually, safely, and at scale to avoid windows of exposure that attackers will happily...
  6. Windows 11 KB5063878: Storage Regression and 0x80240069 WSUS Issue (Aug 2025)

    Microsoft’s August cumulative for Windows 11 (KB5063878, OS Build 26100.4946) shipped with security fixes — and within days the patch was linked to two very different reliability problems: an enterprise deployment failure that produced WSUS/SCCM install errors, and a separate cluster of...
  7. Windows 11 KB5063878 Storage Regression: NVMe SSDs Lose Access on Large Writes

    A serious storage regression tied to Microsoft’s August cumulative update for Windows 11 — KB5063878 (OS Build 26100.4946) — has surfaced in the wild: users and independent testers report that sustained, large file writes can cause some NVMe SSDs to stop responding, disappear from Windows, and...
  8. Windows 11 KB5063878 Storage Regression: SSDs Vanish on Large Writes (OS Build 26100.4946)

    A mid‑August cumulative update for Windows 11 — KB5063878 (OS Build 26100.4946), released on August 12, 2025 — is being linked by multiple independent community tests and tech outlets to a storage regression that can render some SSDs inaccessible after sustained, large sequential writes, with...
  9. Windows 11 KB5063878 Storage Regression Affects Phison DRAM-less NVMe SSDs

    Microsoft’s August cumulative for Windows 11 (KB5063878, OS Build 26100.4946) has been tied in independent community testing and aggregation threads to a serious storage regression that can render certain NVMe SSDs inaccessible during large, sustained write operations — and administrators also...
  10. Windows 11 KB5063878 Storage Fault: Drives Vanish Under Heavy Writes

    Microsoft’s August cumulative for Windows 11 — KB5063878 (OS Build 26100.4946) — has been linked by independent testers and enthusiast communities to a reproducible and severe storage fault: under sustained large sequential writes (reports center around the 50 GB range), certain NVMe SSDs—and a...
  11. KB5063877 Fixes Windows Server 2019 Cluster Service Issue with BitLocker CSV

    Microsoft’s August cumulative update for Windows Server 2019, KB5063877 (released August 12, 2025), finally closes out a high‑visibility clustering regression introduced by the July rollout: a Cluster Service failure that caused repeated service restarts, node quarantines and virtual machine...
  12. Windows 11 Aug 2025 KB5063878: Install Failures & SSD Disappear Risks

    Microsoft’s August Windows 11 patch cycle has produced two very different but equally alarming headlines this week: an emergency mitigation for enterprise update delivery failures, and community reports that the same cumulative update may be triggering storage devices to become unreadable or...
  13. Windows 11 24H2 KB5063878 Causes NVMe SSDs to Vanish Under Heavy Writes

    Microsoft's August cumulative update for Windows 11 (KB5063878, OS Build 26100.4946) has been linked in community reports to NVMe SSDs becoming inaccessible after sustained, heavy file writes — an issue that has reopened concerns about storage stability in the 24H2 branch and forced a cautious...
  14. KB5063878 for Windows 11 24H2: WSUS install 0x80240069 & drives disappearing risk

    Microsoft’s August cumulative for Windows 11 (KB5063878) promised performance and security fixes, but within days it became the focal point of two separate reliability incidents: an enterprise deployment failure that blocked WSUS/SCCM installs and, more alarmingly, early community reports that...
  15. KB5063878 Windows 11 24H2 Storage Issues: Drives Disappear, Data Risk Reemerges

    Microsoft's August cumulative for Windows 11 version 24H2 (KB5063878, OS Build 26100.4946) has sparked a new round of alarm in the storage community: multiple reports say the patch is associated with drives disappearing, SMART information becoming unreadable, and — in at least some cases...
  16. Store updates now pause-only on Windows 11/10; permanent off removed

    Microsoft has quietly changed how the Microsoft Store handles app updates on Windows 11 and Windows 10: the long-standing option to permanently turn off automatic app updates in the Store UI is being removed for many users, and instead the Store now only offers time-limited pause options...
  17. KB5063878 on Windows 11 24H2: WSUS 0x80240069, WUSA Errors, CertEnroll Noise

    Microsoft has confirmed three distinct issues tied to the August 12, 2025 cumulative security update for Windows 11 version 24H2 (KB5063878), affecting enterprise update channels and producing noisy, though largely nonfunctional, error logs on some devices; Microsoft has issued rollbacks...
  18. Close the Defender Gap: Update Windows OS Install Images with Offline Defender Pack

    Microsoft's warning about servicing Windows installation images with a fresh Microsoft Defender package is a timely reminder that new installations can inherit an invisible security gap: the antimalware binaries and definitions embedded in ISO/WIM/VHD images become stale the moment an image is...
  19. Windows 11 24H2 KB5063878 0x80240069: WSUS/SCCM Failures and Mitigations

    Microsoft pushed a targeted re-release and mitigation for the August 2025 Windows 11 24H2 cumulative update (KB5063878) after enterprise customers reported widespread WSUS/SCCM delivery failures that surfaced as error code 0x80240069 — Microsoft acknowledged the problem and rolled a containment...
  20. Windows 11 KB5063878 0x80240069: KIR Mitigation for WSUS/SCCM

    Microsoft has acknowledged an emergency problem with the August 12, 2025 cumulative update for Windows 11 (KB5063878), after enterprise administrators reported widespread installation failures when the package is delivered through Windows Server Update Services (WSUS) and System Center...