Here is a summary of KB5062839: Setup Dynamic Update for Windows 11, version 24H2 and Windows Server 2025 (Released July 22, 2025):
Overview
This update makes improvements to Windows setup binaries or any files used for feature updates in:
Windows 11, version 24H2 (all editions, including SE, Enterprise, Education, Home, Pro, IoT)
Windows Server 2025
Secure Boot Certificate Expiration Notice
Secure Boot certificates used by most Windows devices will expire starting June 2026.
This could...