https://www.bleepingcomputer.com/news/microsoft/windows-11-kb5039302-update-released-with-9-changes-or-fixes/

The June 2024 optional update for Windows 11 is now available. The latest update, KB5039302, is for Windows 11 version 22H2 and newer and brings several new features and fixes.

Since this is an optional update, it doesn't introduce major new features but focuses on improving quality and fixing bugs. This update advances Windows 11 to Build 22631.3810.