Try this
Using a dedicated remote control and a standard remote control at the same time
➔ How to use [ Settings ] → [ All Settings ] → [Standard] → [System] → [Additional Settings] → [Use Provided Remote Only] → [OFF]
1. Touch the [Settings] screen at the top right of the screen or select the [Settings] button on the remote control.
2. Select [All Settings].
3. Select [Standard] and then [System].
4. Select [Additional Settings].
5. Both the dedicated remote control and the standard remote control can be used by disabling [Use Provided Remote Only].
This guide was created for all models, so the images or content may be different from your product.