Microsoft is rolling out Windows 10 Build 19045.6388 (KB5066198) to the Release Preview Channel, delivering a targeted quality rollup for devices on Windows 10, version 22H2 that focuses on reliability, enterprise scenarios, and a handful of practical fixes rather than broad consumer-facing...
Microsoft’s recurring Windows Office Hours returns on Thursday, September 18, 2025, offering IT teams a focused, chat-based hour to get engineer-led answers on Windows 11 adoption, Zero Trust, update orchestration, and cloud/hybrid device strategies. The one-hour session is scheduled for...
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 quietly pushed Windows 11, version 25H2 (Build 26200.5074) into the Release Preview channel — and unlike many headline OS releases, this one arrives as a lightweight enablement package (eKB) that flips features already staged on devices rather than replacing the whole...
Microsoft released an out‑of‑band (OOB) non‑security update on August 19, 2025 — KB5066189 for Windows 11 (OS Builds 22621.5771 and 22631.5771) — to repair a regression introduced by August’s cumulative updates that can block device reset and recovery operations, and to deliver a servicing stack...
Microsoft’s Windows Office Hours returns on August 21, 2025, as a one‑hour, chat‑based Q&A focused on accelerating Windows 11 adoption, operationalizing Zero Trust, keeping fleets up to date, and moving workloads toward cloud-native models while respecting on‑premises and hybrid constraints...
autopilot
cloud native
cloud pc
cloud-desktops
cloud-native workloads
cloud-pc
co-management
conditional access
conditional-access
configmgr
configuration manager
configuration-manager
defender for endpoint
defender-for-endpoint
deployment pipelines
endpoint management
enterprise it
enterprise security
entra id
hybrid deployment
hybrid it
intune
it admin
it pro
it-pros
microsoft-fasttrack
microsoft-tech-community
office hours
patch-management
remote workload
security
tech community
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update management
update-rings
windows
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zero trust
zero-trust
Windows 11 August 12, 2025 — KB5063878 (24H2) & KB5063875 (22H2 / 23H2)
An in‑depth Breakdown for WindowsForum.com (Markdown)
Short version (TL;DR)
Microsoft released the August 12, 2025 Patch Tuesday cumulative updates for Windows 11. The 24H2 servicing branch is updated as KB5063878 (OS Build...
Microsoft released the August 12, 2025 cumulative security update for Windows 11, version 24H2 — KB5063878 (OS Build 26100.4946) — a routine but important monthly package that bundles the latest cumulative fixes, updates to several AI components (targeted at Copilot+ devices), and an updated...
2026 expiration
24h2
ai components
air-gapped deployment
august 2025
certificate expiration
certificate expiry 2026
configmgr
copilot ai
copilot+
enterprise rollout
firmware updates
kb5063875
kb5063878
kek ca 2011
kek ca 2023
kek db updates
lcu
oem coordination
oem firmware
os build 22621.5768
os build 26100.4946
patch tuesday
rollout testing
secure boot
secure boot certificates
servicing stack update
ssu
uefi ca 2011
windows 11
windows update
windows update for business
wsus