Microsoft has released an update that resolves a severe clustering regression in Windows Server 2019 introduced by July’s cumulative security rollup, closing a weeks‑long incident that left some failover clusters unstable and virtual machines repeatedly restarting. (support.microsoft.com)...
bitlocker
cluster service
cluster shared volumes
csv
enterprise it
event id 7031
failover clustering
it support
kb5062557
kb5063877
patch management
patch rollout
s2d
servicing stack update
ssu
windows server 2019
windows update
wsus
Microsoft has confirmed that the August cumulative update for Windows 11 version 24H2 (KB5063878, OS Build 26100.4946) is failing to install on some enterprise-managed endpoints delivered via WSUS and SCCM, and Redmond has published a Known Issue Rollback (KIR) policy that administrators can...
Microsoft has confirmed that the August 12, 2025 cumulative update for Windows 11, KB5063878 (OS Build 26100.4946), can fail to install on enterprise endpoints when delivered via Windows Server Update Services (WSUS) or System Center Configuration Manager (SCCM/MECM), producing the error code...
Microsoft has issued a firm deadline: Windows 11, version 23H2 (Home and Pro) will stop receiving updates on November 11, 2025, which means security patches and quality fixes end on that date — leaving holdouts with an increasingly risky system and, for most consumers, no practical option but to...
24h2
25h2
backup strategy
compatibility
driver compatibility
drivers
enablement package
end of updates
enterprise
esu
gamer
gaming
germanium
home pro
lifecycle
microsoft
migration
november 11, 2025
release health
security updates
upgrade checklist
upgrade plan
upgrade planning
windows 10 end of support
windows 11
windows 11 23h2
windows release health
windows update for business
wsus
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 has confirmed that the August 12, 2025 cumulative update for Windows 11 version 24H2 (KB5063878, OS Build 26100.4946) is failing to install on enterprise-managed devices when delivered via WSUS and SCCM, producing the Windows Update error code 0x80240069; Redmond is rolling a temporary...
0x80240069
enterprise it
group policy
intune
kb5063878
kir
known issue rollback
manual install
mecm
microsoft release health
os build 26100.4946
registry override
sccm
servicing stack update
update troubleshooting
windows 11
windows update
wsus
Microsoft has confirmed that the Windows 11 August 2025 cumulative update (KB5063878) is causing installation failures in certain enterprise scenarios and has pushed an emergency mitigation while engineers work on a permanent fix. The issue surfaces as error code 0x80240069 when updates are...
0x80240069
certenroll
enterprise it
event viewer
kb5063878
kir
known issue rollback
mecm
media creation tool
microsoft update catalog
powershell
registry override
release health
sccm
update failures
windows 11
windows 11 24h2
windows update agent
wsus
wuauserv
Microsoft has confirmed that the August 12, 2025 cumulative update for Windows 11 (KB5063878, OS Build 26100.4946) is failing to install on managed endpoints delivered through WSUS and SCCM, producing the download/install error code 0x80240069; the company is offering a temporary Known Issue...
0x80240069
admx
enterprise it
group policy
intune
kb5063878
kir
known issue rollback
lcu
os build 26100.4946
sccm
ssu
update troubleshooting
windows 11
windows update
wsus
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 has set a firm deadline: Windows 11, version 23H2 (Home and Pro) will stop receiving security and quality updates on November 11, 2025, leaving devices that remain on that release exposed to unpatched vulnerabilities unless they move to a supported build. (learn.microsoft.com)...
Microsoft has set a firm deadline: Windows 11, version 23H2 (Home and Pro) will stop receiving security and quality updates on November 11, 2025, forcing millions of consumer PCs to move to a supported release or face growing security, compliance, and operational risk. (learn.microsoft.com)...
compliance
education
end of support
end of updates
enterprise
feature updates
home edition
intune
it admin
lifecycle
microsoft
pro edition
sccm
security updates
upgrade plan
windows 11
windows 11 23h2
windows 11 24h2
windows update for business
wsus
Microsoft’s August Patch Tuesday delivers fresh cumulative updates for Windows 11 — KB5063878 for the 24H2 channel and KB5063875 for the 22621/22631 families — packaged as combined Servicing Stack Updates (SSU) plus Latest Cumulative Updates (LCU), with security fixes, reliability patches, and...
2026 expiration
ai components
august 2025
copilot ai
copilot+
firmware updates
kb5063875
kb5063878
kek db updates
lcu
oem coordination
os build 22621.5768
os build 26100.4946
patch tuesday
secure boot
secure boot certificates
ssu
windows 11
windows update for business
wsus
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 has confirmed a use‑after‑free vulnerability in Microsoft Office Visio — tracked as CVE‑2025‑53734 — that can be triggered when a user opens a specially crafted Visio file and may allow an attacker to execute code in the context of the current user; Microsoft’s advisory entry is live...
Title: What you need to know about August 12, 2025 — KB5063875 (OS Builds 22621.5768 / 22631.5768)
Summary (TL;DR)
Microsoft released the August 12, 2025 cumulative security update KB5063875 for Windows 11 (builds 22621.5768 for 22H2/23H2 servicing branch and 22631.5768 for the 23H2 ring). This...
august 2025 update
catalog checkpoint
intune
kb5063875
lcu
os build 22621.5768
os build 22631.5768
pilot testing
rollback plan
rollout guidance
sccm
security update
servicing stack update
ssu
windows 11
windows update
windows update for business
wsus
Microsoft has published the August 12, 2025 cumulative security update for older Windows 11 branches — KB5063875, which updates OS Builds 22621.5768 and 22631.5768 — delivering a combined Latest Cumulative Update (LCU) and Servicing Stack Update (SSU) for devices still on Windows 11 versions...
22h2
23h2
certificate expiration
copilot reliability
deployment
end of servicing
firmware
intune
kb5063875
kek
lcu
microsoft update catalog
pilot testing
secure boot
security update
ssu
windows 11
windows update
wsus
Microsoft’s August cumulative update for Windows 11, version 24H2 — KB5063878 (OS Build 26100.4946) — ships as a combined Servicing Stack Update (SSU) plus Latest Cumulative Update (LCU), bringing routine security and quality fixes while renewing attention on an industry-wide operational...
Microsoft released the August 12, 2025 cumulative update for Windows 11 servicing branches that use OS builds 22621 and 22631 — published as KB5063875, updating systems to OS Build 22621.5768 / 22631.5768 — a standard Patch Tuesday security rollup that Microsoft bundles with a servicing-stack...
Microsoft released the August 12, 2025 cumulative update for Windows 11, version 24H2 — KB5063878 — published as a combined Servicing Stack Update (SSU) plus Latest Cumulative Update (LCU) that installs as OS Build 26100.4946, delivers a set of security and quality fixes, and bundles targeted AI...
August 12, 2025, saw Microsoft publish KB5064010 — a hotpatch for Windows 11 Enterprise LTSC 2024 that advances the OS to OS Build 26100.4851, delivering targeted security hardening without the broad-feature changes or mandatory restarts that administrators dread. This release is part of...