neowin[.]net/news/kb5022370-microsoft-releases-dynamic-update-to-improve-windows-11-setup-winre-more/
Microsoft released KB5022370 Dynamic Update, labeled "critical" for Windows 11 version 21H2. The dynamic update helps to improve the setup process of Windows, generally when a new feature update, like say Windows 11 2022 update, initiates.
The Dynamic update is available only via Microsoft Update Catalog.