Why does my HDMI cable not transfer sound?

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Make sure the HDMI cable is firmly connected to the source device and the device to which it is being connected. If the device is not firmly connected, you may see a picture but you may not hear audio.

Why when I connect my HDMI has no sound?

Make sure the HDMI cable is securely connected to both the source device (set-top box, Blu-ray Disc™ player, etc.) and the TV. Make sure that the you’re using the appropriate inputs when you use an HDMI connection that supports the ARC feature .

Do HDMI cables transmit sound?

HDMI is renowned for its video quality, but it also can carry audio without the need for multiple cables. HDMI supports Dolby TrueHD and DTS-HD for 7.1-channel sound for loss-less, theatre-quality audio. HDMI 1.4 also supports audio return channel, which sends sound from your TV tuner to your receiver.

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