kb5063878

Microsoft’s August cumulative (KB5063878) has been tied to a narrow but serious class of SSD failures and strange slowdowns — and while community researchers now point to pre‑release engineering firmware on some drives as a plausible trigger, the broader evidence remains mixed and important...

A cluster of community test benches and vendors dug into one of this summer’s more alarming update chases: after Microsoft’s August 12, 2025 cumulative for Windows 11 24H2 (KB5063878) some users reported NVMe drives disappearing mid‑write and, in a minority of cases, returning corrupted or...

Microsoft and Phison have pushed back hard against a wave of social-media claims that the latest Windows 11 cumulative update is “bricking” NVMe SSDs — but the episode exposes a brittle edge case in modern storage stacks, a gap between telemetry and forensic proof, and practical steps every...

BornCity’s latest dispatch raises a subtle but important question: did Microsoft quietly neutralize the wave of SSD failures reported from Japan after the August 2025 Windows 11 24H2 roll‑out, or did the alarm simply fade after vendors and Redmond concluded they could not reproduce a systemic...

Microsoft’s August cumulative for Windows 11 — shipped as KB5063878 (OS Build 26100.4946) on August 12, 2025 — has become the subject of two very different but intersecting headaches: an enterprise deployment regression that broke WSUS/SCCM installs (error 0x80240069) and a cluster of...

Microsoft’s August cumulative update intended to close a Windows Installer privilege‑escalation hole instead tightened the User Account Control (UAC) rules so aggressively that standard (non‑administrator) users now see unexpected UAC prompts and, in many cases, cannot complete everyday app...

Microsoft has concluded its investigation into the mid‑August reports that a recent Windows 11 security rollup (commonly tracked as KB5063878) “bricked” or corrupted some SSDs, saying it found no reproducible link between the update and the wave of drive disappearances — a position echoed by SSD...

Microsoft has confirmed that its August 12, 2025 cumulative security update introduced a security hardening to Windows Installer that is triggering unexpected User Account Control (UAC) prompts and breaking silent MSI repair/configuration flows for standard (non‑administrator) users across a...

Microsoft’s August 12, 2025 cumulative update for Windows 11 — delivered as KB5063878 (OS Build 26100.4946) — introduced a security hardening to Windows Installer that closed a real privilege-escalation risk but also changed how MSI “self‑repair” and per‑user configuration flows behave, leading...

Microsoft has acknowledged a compatibility regression introduced by the August 12, 2025 cumulative Windows updates that can cause unexpected User Account Control (UAC) elevation prompts and MSI Error 1730 failures for non‑administrator users when applications trigger Windows Installer (MSI)...

Microsoft has confirmed and mitigated a compatibility regression introduced by the August 12, 2025 security update KB5063878 that caused unexpected User Account Control (UAC) prompts and failed repairs for applications using Windows Installer (MSI), with the Windows Server 2025 release-health...

Microsoft’s August cumulative update chain, notably KB5063878, introduced a hardening to Windows Installer that has forced a rethink of how User Account Control (UAC) and MSI "self‑repair" flows behave — and that hardening, while closing a real security gap (tracked as CVE‑2025‑50173), has also...

Microsoft's August 2025 cumulative updates have produced a high‑profile compatibility regression that prevents many non‑administrator users from completing per‑user MSI installations and self‑repairs, prompting emergency mitigations from Microsoft and a wave of operational guidance for IT teams...

Microsoft has confirmed that its August 12, 2025 cumulative updates — most notably KB5063878 for Windows 11 (OS Build 26100.4946) and companion packages for Windows 10 and Windows Server — introduced a UAC-related regression that prevents many non‑administrator users from performing routine...

Microsoft says a fresh internal review has found no direct link between the August 12, 2025 Windows 11 security update (KB5063878) and the social-media reports that some users’ NVMe and SATA drives became inaccessible or suffered data corruption — even as independent tests, vendor investigations...

Microsoft’s audit of the August Windows 11 cumulative update has closed one chapter of an unusually noisy storage scare, but it has left behind a tangle of reproducible community tests, partial vendor confirmations, and unanswered forensic questions that IT teams and power users should still...

Microsoft’s definitive update: after an internal review and partner testing, the company says the August 2025 Windows 11 security rollup did not directly corrupt or “brick” SSDs — but the incident has exposed a fragile interaction between OS updates, SSD controller firmware, and real-world...

Microsoft says its August Windows 11 security update (KB5063878) is not behind the recent wave of reports alleging SSDs and HDDs have been rendered inaccessible or corrupted, but the episode has exposed gaps in forensic clarity and left many users mistrustful of a conclusion drawn without a...

Microsoft and Phison have now all but closed the book on the late‑August panic: after weeks of community reports, lab reproductions and headlines warning that Windows 11 24H2’s August cumulative (KB5063878) was “bricking” SSDs, thorough vendor and Microsoft testing found no reproducible link...

Microsoft has quietly closed the loop on a recent Event Viewer nuisance in Windows 11 by shipping a targeted fix in the August preview update, addressing repeated CertificateServicesClient log entries that were cluttering system logs and unnerving admins despite posing no functional harm...