Download USB DAC for Windows v4.13.0 (Uninstall old driver version before install new version)
Restart Windows after installation USB DAC drvier
In Foobar 2000 configuration -> Output -> ASIO, adding a new channel mapping for the new 'FiiO ASIO Driver'
Choose 'DSD: ASIO: FiiO ASIO Driver - <your new channel mapping name >
In Tools -> SACD, choose output mode to 'DSD'