data loss risk

  1. Windows KB5063878 SSD Failures: Firmware Provenance and Vendor Findings

    Microsoft and Phison are publicly at odds over whether last month’s Windows 11 cumulative update (commonly tracked as KB5063878) caused data-loss and device‑disappearance issues on some NVMe SSDs — and the debate reveals a messy intersection of community test benches, vendor lab validation...
  2. KB5063878 Storage Mystery: Windows 11 Update and SSD Testing

    Microsoft’s audit of the August Windows 11 cumulative update has closed one chapter of an unusually noisy storage scare, but it has left behind a tangle of reproducible community tests, partial vendor confirmations, and unanswered forensic questions that IT teams and power users should still...
  3. Windows 11 Aug 2025 KB5063878: SSDs Vanish Under Heavy Writes

    A wave of community test results and vendor confirmations this week has put the latest Windows 11 cumulative update under a harsh spotlight: several SSDs can disappear from Windows during sustained, large write operations after installing the August 12, 2025 update (KB5063878), with a...
  4. Windows 11 KB5063878: SSDs Vanish Under Heavy Writes — What You Need to Know

    Microsoft has acknowledged an active investigation after multiple community researchers, test benches and SSD vendors reported that the Windows 11 August cumulative (commonly tracked as KB5063878, OS Build 26100.4946) can cause certain SSDs to vanish from the operating system during sustained...
  5. Windows 11 KB5063878 Triggers NVMe Drive Disappearances During Large Writes

    Microsoft’s latest Windows 11 cumulative update has been linked by multiple community tests and vendor advisories to a storage regression that, under specific conditions, can make some NVMe SSDs disappear during large sustained writes — risking data corruption or loss — and has reignited a...
  6. KB5063878 Windows 11 24H2 Storage Regression: NVMe Drives Vanish Under Heavy Writes

    Microsoft’s August cumulative for Windows 11 24H2 (KB5063878) has been linked by independent testers and enthusiast communities to a reproducible storage regression in which certain NVMe SSDs can suddenly stop responding during sustained large writes, sometimes vanishing from Device Manager and...