Here is a summary of the new features and improvements in Windows 10 22H2 Build 19045.6029 (KB5061087), as released on June 12, 2025, to the Release Preview Channel:
Key Changes
Mobile Operator Profiles: Updated Country and Operator Settings Asset (COSA) profiles for better mobile operator compatibility.
App Platforms and Frameworks:
Fixed an issue with Component Object Model (COM) functionality that could cause remote COM activations to fail (error 0x8001011).
Updated the bundled curl tool to version 8.13.0 for improved performance and security.
App Defaults (EEA Region):
Changes to the Set default button in Settings > Apps > Default apps, specifically in the European Economic Area (EEA):
Additional file and link types will be assigned to the new default browser if it registers them.
The new default browser will be pinned to the Taskbar and Start menu unless the user deselects these options.
New one-click button for browsers to set themselves as the default PDF app (if supported).
Authentication Platform:
Fixed device registration issues in the Entra ID Windows Account Manager (WAM) plugin.
Input and Composition:
Fixed complete removal of unused language packs and Features on Demand (FOD), addressing storage waste and speeding up Windows Update installs.
Print and Peripherals:
Fixed scanning issues with USB Multi-Function printers having dual protocol interfaces.
Start Menu:
Fixed issues where:
Jump lists disappeared.
Start Menu didn’t open after installing an update.
Settings:
Fixed an issue where Settings > System > About showed version 2009 instead of 22H2.
Servicing:
Fixed a blue screen issue on Kiosk devices using ForceAutoLogon and Shift Override after locking/unlocking.
File Server:
Fixed potential system hangs when acknowledging Oplock breaks on resources on SMB shares.