update catalog

The September cumulative for Windows 11 — KB5065426 — has left a significant number of users and administrators wrestling with failed installs, a spectrum of error codes, and in some environments, broken file and print sharing; for many affected systems the most reliable workaround so far is...

Microsoft’s October deadline for Windows 10 support has arrived like a ringing bell for an industry that—by several measures—wasn’t ready: large numbers of consumer and corporate endpoints still run Windows 10, many organisations face compatibility and budget constraints, and the safety net...

Microsoft has quietly published a small set of Safe OS Dynamic Updates for legacy Windows 10 branches — KB5065918, KB5065307 and KB5065845 — delivering targeted improvements to the Windows Recovery Environment (WinRE) on September 9, 2025, and marking another step in the winding-down of Windows...

Microsoft’s September Patchday for Windows 11 goes beyond the usual security checklist, delivering a collection of visible UI refinements, expanded on‑device AI scaffolding for Copilot features, and a number of convenience updates that range from a revised Recall landing page to a seconds...

Microsoft has pushed the September 2025 cumulative for Windows 11 version 23H2 — KB5065431 (OS build 22631.5909) — and the update is available both through Windows Update and as an offline .msu installer from the Microsoft Update Catalog. This release is a targeted quality-and-security rollup...

Microsoft pushed Windows 10 cumulative update KB5065429 to 22H2 machines this week, a mandatory security rollup that arrives as the platform approaches its October 14, 2025 end‑of‑support deadline — and it’s tightly linked to Microsoft’s consumer Extended Security Updates (ESU) enrollment path...

Windows 11’s September Patch Tuesday brings a sizeable, feature-packed cumulative update—KB5065426 (Build 26100.6584)—that mixes small but welcome taskbar and File Explorer polish with deeper on-device AI components and an unusually large offline payload that deserves careful attention from both...

Microsoft has published an advisory for CVE-2025-54896: a use-after-free vulnerability in Microsoft Office Excel that, when exploited via a specially crafted workbook, can lead to code execution in the context of the user who opens the file. This class of bug is a recurring and high-consequence...

Microsoft quietly published two targeted Dynamic Update packages for Windows 11, version 24H2 (and Windows Server 2025) — KB5065378 (a Setup Dynamic Update) and KB5064097 (a Safe OS / WinRE Dynamic Update) — on August 29, 2025, delivering refreshed setup binaries and a new Windows Recovery...

Microsoft published a new Setup Dynamic Update package, KB5065378, for Windows 11, version 24H2 and Windows Server 2025 on August 29, 2025 — a narrowly scoped but important backstage update that refreshes the setup binaries and SafeOS components used during feature updates and installations. The...

Microsoft’s recent clarification of what lands on Windows Insider PCs finally turns the opaque mess of KB numbers and build strings into a readable taxonomy — but the reality behind those labels still matters for anyone who tests, manages, or depends on preview builds. The company’s guidance...

Microsoft released an out‑of‑band (OOB) update on August 19, 2025 — KB5066189 for Windows 11 builds 22621.5771 and 22631.5771 — that restores broken reset and recovery flows introduced by the Patch Tuesday rollups earlier this month, and administrators and home users should treat this patch as a...

Microsoft has confirmed that the August Patch Tuesday cumulative updates introduced a regression that can break Windows’ built‑in reset and recovery flows on a wide range of supported client releases, and an out‑of‑band (OOB) emergency patch is being prepared to fix the problem before the next...

Microsoft’s August cumulative update for Windows 11 (KB5063878) is failing to install on a subset of systems—most notably enterprise devices serviced through WSUS and ConfigMgr—and administrators are being given a short list of containment options that trade speed for scope and safety. view The...

Microsoft's August cumulative for Windows 11, KB5063878 (OS Build 26100.4946), is rolling out as a mandatory security update but is triggering a fresh wave of update failures in managed environments — most commonly a WSUS/SCCM download crash flagged with error code 0x80240069 — and...

Microsoft’s August 2025 Patch Tuesday quietly included a small but consequential update for Windows 10: KB5063709, a mandatory cumulative security rollup that doesn’t add consumer-facing features but does lay groundwork for the Extended Security Updates (ESU) experience and fixes a handful of...

Microsoft has released KB5065504, a Phi Silica AI component update that advances the on-device language model to version 1.2507.797.0 for Intel-powered Copilot+ PCs running Windows 11, version 24H2 — the update is delivered automatically through Windows Update, requires the latest cumulative...

KB5065504 — Phi Silica AI component update (v1.2507.797.0) for Intel-powered systems Summary On August 12, 2025 Microsoft published KB5065504, a component update that delivers Phi Silica version 1.2507.797.0 for Intel‑powered Copilot+ PCs running Windows 11, version 24H2. The update is described...

Here is a summary of the KB5062693: Safe OS Dynamic Update for Windows 11, version 22H2 and 23H2, released on July 8, 2025: Summary Purpose: This update makes improvements to the Windows Recovery Environment (WinRE) in Windows 11, versions 22H2 and 23H2. Secure Boot Certificate Expiration...

Microsoft has released KB5062233, a Setup Dynamic Update for Windows 11 version 24H2 and Windows Server 2025, dated June 26, 2025. This update enhances the Windows setup binaries and other files utilized during feature updates, aiming to improve the overall installation experience. Key Details...