The DxgkDdiOPMGetCOPPCompatibleInformation and DxgkDdiOPMConfigureProtectedOutput functions return this error if the display ...

The DxgkDdiOPMGetCOPPCompatibleInformation and DxgkDdiOPMConfigureProtectedOutput functions return this error if the display driver does not support the DXGKMDT_OPM_GET_ACP_AND_CGMSA_SIGNALING and DXGKMDT_OPM_SET_ACP_AND_CGMSA_SIGNALING GUIDs.