Assuming you completed your Video Music Project in Adobe Premere. And you have to export Music for use in Kbuilder.

For your convenience, I created the completed Video Music Project for you to follow.

1.    Go to Kbuilder_Tutorial folder, then go inside Premire_Project folder. Double_click on Karaoke_project.ppj

2.    Click File, Export Timeline, then Audio...

3.    Click Settings...

4.    Make your setting same as in the picture below. Click

5.    Aslo make your setting same as  in the picture below. Click

6.    Type in Project_music for the File name. Click in the Kbuilder_Tutorial folder

7.    After it finishes exporting Audio, this window will pop up. Click Play to  listen

Click to close this Project_music.wav window.