Wwise UE4 cannot find any loose media [閉鎖]

Question

I want to use PrepareBank and PrepareEvent to manage the sound resource,and then use Post Event in UE4,but after I unselect media toggle in wwise bankmanager, and generate the bank,I cannot find any loose media in my UE4 project content.Who can help me ?

Wwise version:2021.1.1.7601

Unreal version:4.26