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rollout testing
About this tag
Rollout testing on WindowsForum.com covers the phased deployment and validation of Windows updates, including cumulative security updates like KB5063878 for Windows 11 24H2. Discussions focus on testing update packages that bundle cumulative fixes, AI component updates for Copilot+ devices, and servicing stack updates. A recurring theme is the Secure Boot certificate expiration in June 2026, with guidance on preparatory rollover testing to avoid disruptions. Administrators and home users share experiences with update rollout testing, emphasizing the importance of validating updates before broad deployment to ensure system stability and security.
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
rollouttesting
secure boot
secure boot certificates
servicing stack update
ssu
uefi
windows 11
windows update
windows update for business
wsus