
On your TV, set the Game Mode setting accordingly.Play a different video source to determine if the issue occurs with other devices.Make sure that all cables are securely connected to your TV and your source device (set-top box, Blu-ray Disc player, home theater system, etc.).Contact your broadcast network provider for further assistance. If it occurs on one channel only, the issue is with the broadcast.If you're watching a TV program, change the channel to see if the issue occurs on other channels.


If model-specific information is needed to perform any step, check your product Troubleshooting stepsĬheck if the audio and video sync issue is resolved after completing each step.

In this case, the issue is not with the TV speakers. Note: If the TV is connected to a soundbar or home theater system with an HDMI or optical cable, the sound may be delayed due to the audio processing delays in the soundbar or home theater system.
