Microsoft’s August cumulative for Windows 11 (KB5063878, OS Build 26100.4946) has been tied by multiple independent community tests and tech outlets to a serious storage regression: under sustained, large sequential writes some SSDs can stop responding, disappear from Windows, and — in a minority of reports — remain inaccessible after a reboot, potentially exposing written files to corruption or loss. (support.microsoft.com, notebookcheck.net, guru3d.com)
Background / Overview
Microsoft...