Hi, I have developed a Windows Audio Processing Object (APO) based on below Microsoft's SysVAD APO sample. Microsoft SysVAD APO sample: https://github.com/microsoft/Windows-driver-samples/tree/main/audio/sysvad/APO Currently, I bind my APO to a specific Realtek audio device using the hardware ID in the Extension INF, for example: [DeviceExtensions.NTamd64] ;%Device.ExtensionDesc% = DeviceExtension_Install, HDAUDIO\FUNC_01&VEN_10EC&DEV_0255&SUBSYS_102807A1 The APO is successfully installed, registered,...