Question I want to switch on my tv but my remote it's doesn't work plz help

[Salma Ali]

Ultra slim LG tv

 

[americanaudiophile]

I have never seen a TV that doesn't have a power switch on it.
Whether it has enough controls to select inputs and change channels will depend on the exact model of the TV. The location of these will be illustrated in the owners manual.

 

[Saga Lout]

I suspect the remote controller needs new batteries.