1.Ensure that the speaker is powered on.
2.Check that the audio cable is securely plugged into the Aux In Jack of the speaker and the Aux Out jack of your TV device.
3.Check that the volume on the speaker,the TV,and the App is turned up.
4.Configure the sound output device on the TV.
5.Connect the speakerto a different device to test if the issue is with the speaker or the device.