Firmware Advisory
The latest Firmware Advisory coverage — news, analysis, and updates from the WindowsNews.AI desk.
SSD Vanishing Act: Windows 11 KB5063878 Sparks Data Corruption Fears
The August 12, 2025 cumulative update for Windows 11 (KB5063878) is triggering a dangerous storage regression: under sustained heavy write workloads, some solid-state drives abruptly stop responding,...
KB5063878 Triggers SSD Failures During Heavy Writes; Phison Pursues Legal Action Over Forged Advisory
SSD reliability on Windows 11 took a sharp hit this week after Microsoft's August 12 cumulative update, KB5063878, was linked to NVMe drives vanishing under sustained write loads. Phison, a leading...
Microsoft, Phison Find No Evidence That Windows 11 KB5063878 Causes SSDs to Vanish
After weeks of investigation, Microsoft and SSD controller manufacturer Phison have concluded that they could not reproduce the alarming reports of SSDs vanishing or being corrupted following the...
Windows 11 KB5063878 Update Causes NVMe SSDs to Vanish During Heavy Writes, Microsoft Investigating
Multiple independent reports and reproducible tests have confirmed that the Windows 11 August 2025 cumulative update (KB5063878, OS Build 26100.4946) can cause NVMe SSDs to abruptly disappear during...
Windows 11 Update KB5063878 Triggers SSD Failures: Phison Investigates, Denounces Fake Report
Phison is actively investigating a storage regression in Windows 11's August 2025 cumulative update that causes NVMe SSDs to vanish mid-transfer, while simultaneously denouncing a falsified internal...
Heavy Writes Cause SSDs to Vanish After Windows 11 KB5063878 Update
Microsoft and SSD controller designer Phison are jointly investigating a serious storage regression introduced by the August 2025 cumulative update for Windows 11 24H2 (KB5063878, OS Build...