Unable to adjust the TCL Sound Bar volume using the TV Remote

If you connected the TV and sound bar through the HDMI (ARC) port but unable to control the volume of the sound bar using the TV remote, follow the step-by-step instructions below to resolve this issue:

  1. Ensure that the HDMI cable is connected to the HDMI ARC port of the TV.
  2. In the TV setting -> systems, ensure that CEC controls are active.
  3. Under setting ensure that the TV speakers are enabled and “S/PDIF and ARC” are set to “Auto Detect”


If you are unable to find these menu option, please contact your TV manufacturer.

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