Microsoft’s follow-up on the August 2025 Windows 11 update controversy closes one public chapter: after an industry-wide probe, Redmond says it found no evidence that the August cumulative update (commonly tracked as KB5063878) caused the cluster of SSD disappearances and failures reported by...
Microsoft’s recent service alert closes a week of anxious speculation by saying that the August 2025 Windows 11 update is not responsible for a wave of reported SSD disappearances and failures, but the episode leaves important forensic questions and practical lessons for power users, IT teams...
Microsoft’s August cumulative update for Windows 11 (KB5063878) has been linked by multiple independent testers and SSD vendors to a troubling storage regression: under sustained, large write workloads some SSDs temporarily vanish from the operating system — and in a subset of reports files...
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...
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...
Microsoft has opened an investigation after community testers, independent labs and SSD vendors reported that the Windows 11 August cumulative update (KB5063878, OS Build 26100.4946) can make certain storage devices — particularly NVMe SSDs — disappear from the operating system during sustained...
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...
Microsoft’s August cumulative for Windows 11 (the KB5063878 rollup, OS Build 26100.4946) has been linked by independent testers and enthusiast outlets to a storage regression that can make some SSDs temporarily — and in a minority of cases permanently — disappear during sustained large writes...
50 gb trigger
controller firmware
data backup
data recovery
disk management
dram-lessssd
drive disappearing
firmware update
heavy writes
hmb
kb5063878
nvme
patch deployment
release health
ssd
storage regression
vendor advisory
windows 11
windows update
Microsoft’s latest cumulative for Windows 11 24H2 has been tied to a small but serious cluster of storage failures that can make NVMe SSDs disappear during heavy writes and, in a handful of cases, leave data unreadable — a scare that underscores why updating and backup discipline still matters...
24h2
26100.4946
august 2025 update
backup
data backup
data integrity
data recovery
dism
dram-lessssd
enterprise deployment
firmware
firmware update
hardware compatibility
heavy i/o workloads
host memory buffer
it admins
kb5063878
known issue rollback
large writes
nvme
nvme ssd
phison controllers
release health
rollback
sccm
ssdssd disappearance
ssd firmware
storage regression
support guidance
vendor diagnostics
windows 11
windows 11 24h2
windows updates
wsus
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...
Microsoft’s August cumulative for Windows 11 — KB5063878 (OS Build 26100.4946) — has been linked by independent testers and enthusiast communities to a reproducible and severe storage fault: under sustained large sequential writes (reports center around the 50 GB range), certain NVMe SSDs—and a...
backup
backups
bsod
controller firmware
data corruption
data integrity
dram-less nvme
dram-lessssd
drive disappears
driver regression
enterprise deployment
firmware update
gaming storage
heavy i/o
hmb
host memory buffer
it administration
kb5063878
known issue rollback
known issues
large i/o
nvme ssd
os build 26100.4946
phison
phison controllers
sccm
ssd disappearing
ssd stability
staged rollout
storage failure
storage regression
system update
telemetry
vendor advisories
vendor guidance
western digital sn580
western digital sn770
windows 11
windows update
wsus
The world of Windows is teeming with excitement—or rather, a fair bit of consternation—as users of Windows 11's latest feature update, version 24H2, grapple with some pesky bugs. If you've updated your system and noticed those dreaded blue screens of death (BSOD) cropping up, particularly if you...
24h2 update
bsod
critical process
dram-lessssd
firmware
hmb
hmb issues
registry fix
registry hack
sandisk ssds
sn570
sn770
software update
ssd issues
system crashes
tech issues
tech solutions
troubleshooting
update 24h2
user reports
wd ssd
western digital
western digital ssd
windows 11
windows update issues