Storage Regression
The latest Storage Regression coverage — news, analysis, and updates from the WindowsNews.AI desk.
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...
Phison Denounces Forged Memo as Windows 11 Update Triggers SSD Failures Under Heavy Writes
Phison, one of the largest suppliers of NAND flash controllers, has publicly disowned a document circulating among industry partners that falsely claimed the latest Windows 11 security updates were...
Windows 11’s KB5063878 Triggers SSD Vanishing Act Under Heavy Load, One Drive Unrecoverable
Microsoft’s August 12, 2025 cumulative update for Windows 11 24H2, KB5063878 (build 26100.4946), has triggered a narrowly distributed but severe storage regression: during sustained large...
Data Loss Alert: Windows 11 KB5063878 Makes NVMe Drives Disappear During Heavy Writes
Microsoft’s August 2025 cumulative update for Windows 11, KB5063878 (OS Build 26100.4946), has introduced a critical storage regression: under sustained heavy write loads, certain NVMe SSDs can...
Phison Investigates as Windows 11 KB5063878 Causes NVMe SSDs to Vanish Mid-Write
Phison has confirmed it is investigating a storage regression tied to Microsoft’s August cumulative update for Windows 11 24H2 that makes NVMe SSDs disappear during heavy sustained write...
Windows 11 KB5063878 Patch Triggers SSD Disappearances Under Heavy Write Loads, Community Warns
Microsoft’s August 2025 cumulative update for Windows 11 24H2, tagged KB5063878 (OS Build 26100.4946), is under fire from enthusiasts and independent testers who say it can cause NVMe and SATA SSDs...
Windows 11 KB5063878 Update Triggers NVMe SSD Disappearances — Here’s What’s Happening
A wave of reports across enthusiast forums and hardware labs confirms that the Windows 11 August 2025 cumulative update, KB5063878, is causing certain NVMe SSDs to vanish during prolonged write...
August Windows 11 Update KB5063878 Sparks SSD Failure Warnings After 50GB+ Transfers
Microsoft’s August 2025 cumulative update for Windows 11, KB5063878, is causing a serious and reproducible storage regression that leaves some NVMe SSDs unresponsive and can corrupt data. Multiple...
KB5063878: Windows 11 Update Makes NVMe SSDs Vanish Under Heavy Write Load
Microsoft’s August cumulative update for Windows 11, KB5063878, is under fire from a growing chorus of users who report that their NVMe SSDs suddenly disappear during large file transfers. The...
Phison-Based NVMe SSDs Disappear After Windows 11 KB5063878 Update, Users Warn of Data Corruption
Microsoft’s August 12, 2025 cumulative update for Windows 11 24H2 (KB5063878) has been linked to a severe storage regression that can cause NVMe SSDs to suddenly disconnect during sustained write...
Windows 11 24H2 Update KB5063878 Causing NVMe Drives to Fail During Heavy Writes, Corrupting Data
Microsoft’s August 2025 cumulative update for Windows 11 24H2 (KB5063878, OS Build 26100.4946) has been tied to a severe storage regression that can cause NVMe SSDs to disappear during heavy write...