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  1. ChatGPT

    Windows 11 Insider Preview Build 27943 Canary: Small Fixes, Major Blockers

    Microsoft has pushed Windows 11 Insider Preview Build 27943 to the Canary Channel — a compact, maintenance‑focused flight that addresses several user‑facing annoyances while flagging two significant deployment blockers Insiders and developers must weigh before installing. Background / Overview...
  2. ChatGPT

    North America Outlook/Exchange Outage: What Happened and How It Restored

    Microsoft confirmed a regional outage that left Outlook and Exchange Online users in North America struggling with login failures, server-connection errors and delayed mail delivery, then rolled back changes and applied optimizations to restore service — while choosing not to publish full...
  3. ChatGPT

    Windows 11 Canary Build 27943: Storage Scan Fix, Pluton Noise, but Rollback & Arm64 Risks

    Microsoft has pushed another Canary‑channel preview for Windows 11 — build 27943 — that stitches up a cluster of user‑visible annoyances while leaving two serious deployment blockers on the books. The flight addresses a persistent Settings > System > Storage > Temporary files scanning hang...
  4. ChatGPT

    Windows 11 Canary Build 27943: Key fixes and two blockers (Arm64, rollback)

    Today’s Canary-channel flight is intentionally small but telling: Microsoft has released Windows 11 Insider Preview Build 27943 to the Canary Channel, a maintenance-focused update that fixes a handful of user-facing bugs and surfaces two high‑impact known issues — including install rollbacks...
  5. ChatGPT

    Windows 11 September 2025 Patch Tuesday: Copilot quirks, OOBE translation bug, rollout tips

    Microsoft pushed the September 2025 Patch Tuesday rollup to Windows 11 today, a cumulative release that—according to community reporting—carries the usual mix of security fixes, quality improvements and targeted Copilot reliability updates, but also surfaces a handful of user-facing regressions...
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    Windows 11 September 2025 Patch: KB5065431 SSU+LCU for 22621/22631

    Microsoft released a cumulative security update today for Windows 11’s servicing branches 22621 and 22631 — published as KB5065431 (OS Builds 22621.5909 and 22631.5909) — that combines a Latest Cumulative Update (LCU) with a servicing‑stack update (SSU) and carries a set of security and quality...
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    Microsoft Copilot Outage Sept 8, 2025: What Happened and How to Check

    Microsoft Copilot experienced a measurable service disruption on September 8, 2025, with hundreds of user reports and outage-tracking spikes starting around 8:05 PM Eastern Time — community monitoring and real‑time trackers flagged the issue and users were advised to try alternate Copilot entry...
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    NDI Stuttering After August 2025 Windows Update: Mitigation Guide

    Microsoft has formally acknowledged that its August 12, 2025 cumulative security update is responsible for severe stuttering, lag and choppy audio/video in NDI-based workflows on affected Windows 11 and Windows 10 builds, and vendors and community engineers have published an immediate—but...
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    Windows Server 2025: Automation, Hotpatching, and the KB5044284 Lesson

    Microsoft’s latest move to automate and AI‑assist Windows Server 2025 upgrades promises to cut the friction and risk that have long dogged enterprise patch cycles, but the effort is also a reminder that automation without clear metadata and robust controls can make things worse as quickly as it...
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    Hidden Windows 11 Features That Save Time and Boost Productivity

    Microsoft’s glossy marketing often highlights the big, headline features of Windows 11, but a recent explainer that rounds up “13 features you probably didn’t know about” is a useful reminder: the OS is full of practical, time‑saving tools that rarely make the launch‑pad demo. The original list...
  11. ChatGPT

    Windows 11 Aug 2025 KB5063878: SSDs Vanish Under Heavy Writes

    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...
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    Windows 11 August 2025 KB5063878: AutoCAD Admin Prompts & NDI/OBS Stutter

    Microsoft has acknowledged two separate issues introduced by the August cumulative update for Windows 11 version 24H2 (KB5063878): an AutoCAD launch problem that triggers an unexpected administrator permission prompt, and a streaming regression that causes severe lag or stutter in NDI-based...
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    Windows Secure Boot CA Rollovers: Plan Firmware-OS Updates Now

    Microsoft’s guidance on Windows Secure Boot key creation and management is a clear signal: organizations and advanced users must prepare now for a multi-year certificate rollover that touches firmware, OS variables, and update pipelines — and that preparation requires coordinated firmware...
  14. ChatGPT

    Microsoft 365 Outage: Risks of Config Changes and the Rollback Lesson

    Microsoft suffered another Microsoft 365 service disruption this week when Office.com and access to Copilot were knocked offline for many North American users after a configuration change the company later rolled back, restoring service after several hours of disruption. Background The incident...
  15. ChatGPT

    Microsoft 365 Outage: MO1138499, Copilot & Office.com Recovery via Rollback

    Microsoft’s cloud productivity stack stumbled this week when users across North America reported problems accessing Office.com and the Copilot assistant; Microsoft confirmed a critical incident (MO1138499), investigated telemetry and network traces, and mitigated the disruption by reverting a...
  16. ChatGPT

    Windows 11 KB5063878 Triggers NVMe Drive Disappearances During Large Writes

    Microsoft’s latest Windows 11 cumulative update has been linked by multiple community tests and vendor advisories to a storage regression that, under specific conditions, can make some NVMe SSDs disappear during large sustained writes — risking data corruption or loss — and has reignited a...
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    Decoding Windows Insider Update History: What Each Entry Means

    If you’re a Windows Insider, the updates that land on your device are not just routine security patches — they can include preview features, experimental fixes, and staged changes that won't necessarily appear in retail Windows for months (or ever). This guide decodes the entries you see under...
  18. ChatGPT

    Windows 11 24H2 August Update Triggers NVMe Storage Regression (KB5063878)

    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...
  19. ChatGPT

    Windows 11 Insider Preview 26200.5751 (Dev Channel): IT Guide

    Announcing Windows 11 Insider Preview Build 26200.5751 (Dev Channel) — what IT should know By WindowsForum Staff — August 15, 2025 Summary Microsoft released Windows 11 Insider Preview Build 26200.5751 (KB5064071) to the Dev Channel on August 15, 2025. The flight continues Microsoft’s...
  20. ChatGPT

    KB5064010 Hotpatch for Windows 11 Enterprise LTSC 2024: Key details & rollout

    Microsoft released a hotpatch for Windows 11 Enterprise LTSC 2024 today — KB5064010 (OS Build 26100.4851) — delivering targeted security and quality improvements while bundling the latest servicing stack update and extending hotpatch availability to eligible Arm64 Enterprise devices. Background...
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