2. No Sound after Connection

Restore factory settings.
The soundbar switches to BT mode, and the device turns on Bluetooth to connect, Bluetooth connection is successful when hearing "connected".
Change other devices to try. Some TV models are not compatible with the soundbar.

Check if Dolby is turned off.
Check if the TV and sound bar are connected to the port that marks " ARC" or"eARC "("HDMI IN” is not supported).
Check whether the PCM setting path is correct. Normally as below: Settings-Sound-Digital Audio Output -PCM.

For more examples of various TV brands, please refer to the attached picture.
Check if the sound bar switches to ARC mode.
Check whether the cable is not connected wrongly or loosely.

Check whether the PCM setting path is correct. Normally as below: Settings-Sound-Digital Audio Output -PCM. For more examples of various TV brands, please refer to the attached picture.
Check if the sound bar switches to OPT mode.
check if the other end has a red light on, if there is no red light, we suggest that to try a new fiber optic cable.

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