1. double-click the NBA2Konline game application icon on the computer desktop;

2. Enter the main interface of the game, and select and click the music note button at the lower right;

3. The interface of music small window will pop up, and click and select the music button;

4. Enter the music sound effect settings and find the words background music;

5. Press and hold the button on the right side of the background music and pull it to the left to make the volume of the background music ;

6. Click the Save button below to close the background music.