phison

  1. Windows 11 KB5063878 Storage Regression: Cross‑Vendor Issue, Not Phison

    Phison has publicly disowned a circulated advisory that claimed Windows 11’s August cumulative update was uniquely “killing” Phison‑based SSDs, while the vendor — and several independent labs — simultaneously confirm an industry‑wide storage regression tied to the August 12, 2025 cumulative...
  2. Windows 11 KB5063878 Storage Regression: SSDs Vanish Under Heavy Writes

    Silicon Motion’s brief forum reply claiming that “none of our controllers are affected” landed as a hopeful note amid a widening industry investigation into Windows 11’s August 2025 cumulative update (KB5063878) — but the evidence available to date shows a complex, cross‑stack problem that...
  3. Windows 11 24H2 Storage Regression: Backup Now, Vendor Guidance

    Silicon Motion has told at least one forum poster that “none of our controllers are affected” by the Windows 11 storage regression that surfaced after Microsoft’s August 2025 cumulative update — but the larger picture remains unsettled and users should treat that single claim cautiously while...
  4. Windows 11 24H2 KB5063878 SSD Issue: Backups and Mitigations

    Microsoft and several SSD vendors are investigating reports that the August 12, 2025 cumulative update for Windows 11 24H2 (KB5063878, OS Build 26100.4946) can trigger a reproducible storage regression where some SSDs vanish from the operating system during sustained, large sequential writes — a...
  5. Windows 11 KB5063878 Patch Tuesday: SSDs Vanish Under Heavy Writes

    A wave of reproducible reports and a parallel burst of misinformation have combined to create one of the more consequential Patch Tuesday headaches in recent memory: Microsoft’s August 12, 2025 cumulative for Windows 11 (KB5063878) has been linked to SSDs disappearing under sustained, heavy...
  6. Windows 11 KB5063878 Patch Triggers SSD/HDD Failures Under Heavy Write

    Microsoft’s August Patch Tuesday delivered a surprise that quickly escalated from a support thread to a cross-industry incident: the Windows 11 cumulative update KB5063878 has been linked by multiple users to SSD and HDD failures, data corruption, and drives “vanishing” during heavy write...
  7. Windows 11 24H2 KB5063878 Storage Regression: Protect NVMe SSDs Now

    Microsoft’s August cumulative (KB5063878) for Windows 11 24H2 has been linked by multiple independent testers and industry observers to a storage regression that can make some NVMe SSDs disappear during heavy writes — sometimes temporarily, sometimes with irrecoverable damage — and the safest...
  8. 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...
  9. Windows 11 August Patch May Vanish NVMe SSDs Under Heavy Writes (KB5063878)

    Microsoft and SSD vendors are scrambling after multiple independent testers and users reported that a recent Windows 11 cumulative update can make NVMe SSDs vanish from the operating system during sustained large writes — a failure mode that in some cases has left files corrupted or drives...
  10. Windows 11 KB5063878 Storage Regression: Phison Investigates & Falsified Doc Denied

    Phison has confirmed it is investigating a widespread storage regression tied to Windows 11’s August cumulative update (KB5063878) while simultaneously denouncing and legally challenging a circulated document that falsely claims to be an internal Phison report linking the problem exclusively to...
  11. Windows August 2025: OOB Fixes Restore Recovery, SSD Anomalies

    Microsoft has quietly acknowledged a serious disruption in core Windows recovery flows and pushed emergency, out‑of‑band (OOB) updates after the August 2025 Patch Tuesday rollups left some systems unable to complete “Reset this PC,” cloud re‑image operations, and certain remote wipe jobs — and...
  12. Windows 11 Aug 2025 Update Breaks Some SSDs on Large Writes — What to Do

    Microsoft and several SSD vendors are investigating reports that the August 12, 2025 cumulative update for Windows 11 (KB5063878, OS Build 26100.4946) can trigger a storage regression that makes some SSDs disappear during sustained, large writes — a failure mode that, in a minority of reports...
  13. Windows 11 24H2 SSD Vanishing: Storage Regression KB5063878 Explained

    New Windows 11 24H2 cumulative updates released in August have been linked to a worrying, reproducible storage regression that can make some SSDs and a few HDDs vanish from the operating system during heavy, sustained writes — in a number of community tests the failure has led to corrupted or...
  14. Windows 11 KB5063878 SSD Regression: Heavy Writes Cause Drives to Disappear

    Microsoft and SSD vendors have opened a coordinated investigation after multiple independent testers and users reported that the August Windows 11 cumulative update (KB5063878, OS Build 26100.4946) can, in rare but reproducible cases, cause some SSDs to stop responding or “vanish” during...
  15. Windows 11 KB5063878: SSDs Vanish Under Heavy Writes, Data Risk

    Microsoft and SSD vendors have opened an investigation after multiple independent testers and users reported that the August 12, 2025 Windows 11 cumulative update (KB5063878, OS Build 26100.4946) can cause some NVMe and SATA drives to stop responding, vanish from the operating system, and — in a...
  16. Phison SSDs and Windows 11: Falsified doc debunked, patch under investigation

    Phison has warned customers that a circulated document purporting to come from the company — and claiming the recent Windows 11 security updates were uniquely breaking Phison-based SSDs — is a falsified communication, and the controller vendor says it is pursuing appropriate legal action while...
  17. August 2025 Patch Tuesday Breaks Windows Recovery; Microsoft Issues OOB Fixes

    Microsoft's August Patch Tuesday set off a chain reaction: the security update that fixed scores of vulnerabilities also broke Windows' own recovery tools for many users, and Microsoft was forced to ship out-of-band (OOB) emergency patches to undo the damage. The recovery failure — which could...
  18. Phison SSD Failures After Windows 11 August Update (KB5063878)

    Phison has publicly acknowledged the storage failures linked to Microsoft’s August 2025 Windows 11 cumulative updates (identified as KB5063878 and related KB5062660) and says it is investigating the reports with industry partners while controllers that “may have been affected” are under review...
  19. Windows 11 KB5063878 Causes SSD Failures Under Heavy Writes

    Microsoft’s August cumulative for Windows 11 (KB5063878) has been implicated in a narrow but serious storage regression: under sustained, large sequential writes some solid‑state drives can stop responding, vanish from Windows, and in a subset of reports leave files or partitions corrupted or...
  20. Windows 11 KB5063878 storage regression: NVMe disks vanish; Phison investigates

    Phison has confirmed it is investigating reports that Microsoft’s August cumulative for Windows 11 (24H2) — distributed as KB5063878 — is associated with a storage regression that can make certain NVMe SSDs stop responding or disappear from Windows during large, sustained write operations...