Windows 11; Build 10.0.26100.4188 (released 5/2025)$$$Added or updated new APIs to the following WinRT namespaces:$$$$$$Windows.AI.Actions$$$Windows.AI.ModelContextProtocol (experimental)$$$Windows.ApplicationModel.Background.Bluetooth$$$Windows.Devices.Bluetooth$$$Windows.UI.ViewManagement$$$Added new APIs to the following Win32 headers:$$$$$$http.h$$$HttpQueryRequestProperty$$$ntlsa.h$$$LsaSetLocalSystemAccess$$$LsaQueryLocalSystemAccess$$$LsaQueryLocalSystemAccessAll$$$WinUser.h$$$ConvertToInterceptWindow$$$IsInterceptWindow$$$ApplyWindowAction$$$RegisterCloakedNotification$$$EnterMoveSizeLoop$$$Updates made to the Win32 CRT headers:$$$$$$corecrt_search.h$$$wchar.h$$$Updates made to the following Win32 API headers; adding new defines; structs and enums:$$$$$$CertSrv.h$$$codecapi.h$$$dwmapi.h$$$MDMRegistration.h$$$mfapi.h$$$ntddvdeo.h$$$NTSecAPI.h$$$NTSecPKG.h$$$ntstatus.h$$$overridecapabilities.h$$$Propkey.h$$$WindowsSearchErrors.h$$$Winldap.h$$$rpcndr.h$$$winerror.h$$$Added new Win32 API header:$$$$$$ModelContextProtocolHelpers.h$$$Added experimental APIs to the following Win32 API headers:$$$$$$webauthn.h$$$WinBio.h$$$winbio_types.h

Windows 11; Build 10.0.26100.3916 (released 4/2025)$$$$$$Added new APIs to the windows.ui.viewmanagement WinRT namespace to support the users preferred UserInteractionMode.$$$Added support for semantic search to the searchapi.h Win 32 API header.$$$Added new GamingExperience Win32 API header.$$$Added new APIs to the following Win32 headers:$$$dcomp.h$$$http.h$$$ntsecpkg.h$$$winioctl.h

Windows 11; Build 10.0.26100.3624 (released 3/2025)$$$Added gamepad support to the CoreInputViewKind enumeration in the windows.ui.viewmanagement.core WinRT namespace.$$$$$$Added new APIs to the following Win32 headers:$$$$$$fileapi.h$$$ntlsa.h$$$shobjidl_core.h$$$softintrin.h$$$webauthn.h$$$webservices.h$$$winenclaveapi.h$$$winnt.h

Windows 11; Build 10.0.26100.3323 (released 2/2025)$$$$$$Renamed the PrivacyScreen WinRT APIs added to the windows.devices.sensors namespace in the previous build. These are now OnlookerDetection APIs.

Added new WinRT APIs in the *windows.devicies.sensors namespace:$$$ PrivacyScreenOptions class.$$$ HumanPresenceSettings.PrivacyScreenOptions method.$$$ LightSensor.IsChromaticitySupported method.$$$ New properies and structs were also added to support these methods.$$$Experimental APIs were changed within the following Win32 header (please note that Expertimental APIs should not be used in a production environment):$$$ webauthn.h

Made major additions or changes to the following Win32 headers:$$$$$$windows.applicationmodel.background.h: Added many bluetooth-related APIs.$$$windows.applicationmodel.calls.h: Added many VOIP call configuration APIs.$$$Many experimental APIs were added to the following Win32 header (Please note that experimental APIs should not be used in a production environment):$$$$$$webauthn.h$$$Added or modified the following Win32 APIs:$$$$$$certsrv.h:$$$$$$CRL_BUILD_PROPID$$$CRL_EXTRACT_KEY_INDEX$$$CRL_EXTRACT_PARTITION_INDEX$$$clusapi.h:$$$$$$NodeSriovInfo$$$combaseapi.h:$$$$$$STDMETHOD_CHPE_PATCHABLE$$$d2d11.h:$$$$$$d3d11.D3D11_FEATURE_DATA_D3D11_OPTIONS6$$$filter.h:$$$$$$IPixelFilter$$$IPixelFilter.GetImageInfo$$$IPixelFilter.GetPixelsForImage$$$IMAGE_INFO$$$IPixelFilterVtbl$$$http.h:$$$$$$_HTTP_REQUEST_TRANSPORT_IDLE_CONNECTION_TIMEOUT_INFO$$$msclus.h:$$$$$$NodeSriovInfo$$$ntsecapi.h:$$$$$$_KERB_CHANGEMACHINEPASSWORD_REQUEST$$$winenclaveapi.h:$$$$$$EnclaveEncryptDataForTrustlet$$$EnclaveUsesAttestedKeys$$$winnt.h:$$$$$$STDAPI_CHPE_PATCHABLE_$$$winuser.h:$$$$$$GetCurrentMonitorTopologyId$$$Please follow best practices to ensure an API is available on a machine before it is called.

Release notes and known issues$$$Windows 11; Build 10.0.26100.1742 (released 9/24/2024)$$$Release to correspond with the Windows 11; version 24h2 public release.

***There is no release notes available for this application*** For more information refer https://developer.microsoft.com/en-us/windows/downloads/windows-sdk/#release-notes-and-known-issues

***There is no release notes available for this application*** For more information refer https://developer.microsoft.com/en-us/windows/downloads/windows-sdk/#release-notes-and-known-issues

***There is no release notes available for this application*** For more information refer https://developer.microsoft.com/en-us/windows/downloads/windows-sdk/#release-notes-and-known-issues

***There is no release notes available for this application*** For more information refer https://developer.microsoft.com/en-us/windows/downloads/windows-sdk/#release-notes-and-known-issues