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...
build 19045.6388
end of support
esu
extended security updates
firmware certificates
kb5063709
lcu
microsoft account
microsoft update catalog
offline deployment
patch
privacy
secure boot
servicingstackupdate
settings sync
ssu
windows 10
windows 11 migration
windows update
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
catalog checkpoint
extended security updates
intune
kb5063875
lcu
os build 22621.5768
os build 22631.5768
pilot testing
rollback
rollout
sccm
servicingstackupdate
ssu
windows 11
windows update
windows update for business
wsus
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...
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...
Microsoft has shipped the August 12, 2025 cumulative security update for Windows 11, version 24H2 (KB5063878, OS Build 26100.4946), a routine Patch Tuesday release that combines the latest servicing stack update with the monthly cumulative update, patches a range of security issues, and contains...
24h2
26100.4946
ai components
ai updates
certificate expiration
copilot
dual boot
firmware
it administration
kb5063878
kek ca 2023
lcu
oem
oem firmware
patch
sccm
secure boot
secure boot certificates
servicingstackupdate
ssu
uefi
windows 11
windows 11 24h2
windows update for business
wsus
wsus-sccm
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
configmgr
copilot
enterprise rollout
firmware
kb5063875
kb5063878
kek ca 2011
kek ca 2023
kek db updates
lcu
oem firmware
oem partnerships
os build 22621.5768
os build 26100.4946
patch
rollout testing
secure boot
secure boot certificates
servicingstackupdate
ssu
uefi
windows 11
windows update
windows update for business
wsus
Microsoft has released the KB5060999 update for Windows 11, encompassing OS Builds 22621.5472 and 22631.5472, as part of its June 10, 2025, security and quality enhancements. This update addresses critical security vulnerabilities and introduces several improvements to system functionality...
Microsoft's June 10, 2025, cumulative update, KB5060999, for Windows 11 versions 22H2 and 23H2, introduces a series of security enhancements and quality improvements aimed at bolstering system stability and performance.
Key Highlights
Security Enhancements: This update addresses multiple...
Here is a summary of the main points from the official Microsoft support article for the June 10, 2025—KB5060999 (OS Builds 22621.5472 and 22631.5472) cumulative update for Windows 11:
Applies to
Windows 11 Enterprise and Education, version 22H2
Windows 11 version 23H2, all editions...
build 22621
cjk fonts
cjk languages
cumulative update
deployment
display scaling
extended security updates
graphics issues
kb5060999
microsoft support
noto fonts
os build 22631.5472
remote desktop
security patch
servicingstackupdate
system improvements
tech news
update issues
update management
vulnerabilities
windows 11
windows 11 22h2
windows 11 troubleshooting
windows features
windows security
windows update
windows update folder
windows update policy
wsus
Here is a summary of the July 22, 2025—KB5062663 (OS Builds 22621.5699) Preview update for Windows 11 version 23H2:
Key Highlights
1. Secure Boot Certificate Expiration Notice
Secure Boot certificates used by most Windows devices are set to expire starting June 2026. If not updated, some...
Microsoft has released the KB5062663 update for Windows 11, bringing OS builds 22621.5699 and 22631.5699 to users. This preview update focuses on addressing non-security issues, enhancing system stability, and improving user experience.
Key Improvements and Fixes
Country and Operator Settings...
chinese ime
devices
file system fixes
input methods
kb5062663
microsoft support
network
pdf search
performance
phonetic keyboard
printer setup
refs
secure boot
servicingstackupdate
system stability
taskbar accessibility
windows 11
windows security
windows update
Microsoft has released an out-of-band (OOB) update, KB5064489, for Windows 11 version 24H2, addressing a critical issue that prevented certain Azure Virtual Machines (VMs) from booting when Virtualization-Based Security (VBS) was enabled. This problem primarily affected non-Trusted Launch...
azure virtual machines
business security
cloud infrastructure
extended security updates
kb5064489
microsoft update catalog
os build 26100.4946
out-of-band update
patch
security patch
servicingstackupdate
system stability
vbs
vbs version 8.0
virtualization
vm boot failure
windows 11
windows 11 troubleshooting
windows update
As July’s Patch Tuesday rolled out, Microsoft addressed a broad swath of critical vulnerabilities and introduced significant system stability and performance enhancements with the release of cumulative update KB5062554 for Windows 10. This update, applicable to Windows 10 versions 21H2 and 22H2...
certificate expiration
cumulative update
cybersecurity
elevation of privilege
firmware
it infrastructure
kb5062554
patch
patch management
remote code execution
secure boot
security
security best practices
servicingstackupdate
system stability
vulnerabilities
windows 10
windows update
windows vulnerabilities
Stepping into July, one of the most keenly anticipated regular events in the Windows ecosystem has landed: the release of the July 2025 Windows security update. Windows 11, version 24H2, continues to gain momentum among personal and business users alike, and this cumulative update—KB5062553 (OS...
ai components
copilot
cybersecurity
deployment
enterprise security
firewall
firmware certificates
hardware compatibility
it management
kb5062553
os build 26100.4946
patch
secure boot
security patch
servicingstackupdate
system stability
windows 11
windows security
windows update
In a significant stride towards maintaining and enhancing the security posture of Windows 11, Microsoft has released the July 2025 cumulative security update—KB5062553 (OS Build 26100.4652). This update specifically targets Windows 11 version 24H2, building upon prior improvements while...
ai components
certificate expiration
cumulative update
cybersecurity
enterprise it
extended security updates
it administration
kb5062553
microsoft security
os build 26100.4946
patch management
secure boot
secure boot certificates
security
security patch
servicingstackupdateupdate management
windows 11
windows 11 24h2
windows update
Every Patch Tuesday brings a familiar yet crucial moment for Windows users as Microsoft rolls out its latest cumulative updates, and this month’s July 2025 release—KB5062553 for Windows 11 version 24H2, OS Build 26100.4652—demonstrates the platform’s ongoing commitment to security, reliability...
Microsoft's June 2025 security update for Windows 11 version 24H2, identified as KB5060842, introduces a pivotal change: the retention period for system restore points has been reduced from 90 days to 60 days. This adjustment aims to provide users with a more predictable recovery experience...
ai enhancements
chromium browsers
cjk text rendering
dpi
extended security updates
kb5060842
microsoft
restore point
servicingstackupdate
storage
system restore
update stability
windows 11
windows features
windows hello
windows optimization
windows recovery
windows security
windows troubleshooting
windows update
As Microsoft maintains its commitment to Windows 11 security and update reliability, the new cumulative update KB5060999 emerges as a significant touchpoint for both enterprise and individual users. Rolling out for Windows 11 versions 22H2 and 23H2, this update brings a suite of improvements...
cumulative update
deployment
enterprise windows
font issues
kb5058546
kb5060999
microsoft
patch
security
security updates
servicingstackupdateupdate issues
update stability
windows 11
windows 11 22h2
windows update
June 2025 ushers in a new chapter in Windows 11’s ongoing evolution with the arrival of the KB5060842 cumulative security update—delivered as OS Build 26100.4349 for version 24H2. This release continues Microsoft’s methodical cadence of Patch Tuesday deployments, targeting not only security...
ai components
chromium browsers
cjk languages
cumulative update
enterprise security
font rendering
fragmentation
june 2025 update
kb5060842
microsoft copilot
microsoft security
noto fonts
patch
security patch
servicingstackupdate
system restore
update management
windows 11
windows hello
windows update
Microsoft has released the KB5060842 update for Windows 11, version 24H2, bringing the OS build to 26100.4349. This update, dated June 10, 2025, focuses primarily on enhancing the security and reliability of the operating system.
Key Highlights:
Security Enhancements: The update addresses...
kb5060842
operating system
os security
os upgrade
performance
security enhancements
security fixes
security updates
servicingstackupdate
system reliability
system stability
update installation
vulnerabilities
windows
windows 11
windows 11 2025
windows update