Xenos Automotive — car remote not working

Address:

Ahmedabad, Gujarat, 380058

I bought centre lock system before 1 or 1 and half year but now car remote is not working... It's work first time but not after then. I tried to change the cell many times but still it's not working. Intially it's working fine but since 3 months it's not working. I have two remote of this system when i installed central lock system in my car but now i faced same issue in both remote