Why won't vibration work on Panasonic Eluga Ray?

I am purchase  panasonic eluga ray  all fiction working ok but vibration  not working  . It's have not vibration the time   power on /off  we ricived from flicker on 26/09/2017  help me what we can do? 

Hi Ramawadh. When you go to Settings > Sound settings, is vibrate enabled? You might want to try to install a vibrate testing app (link) to test if vibrate works.

Not the answer you were looking for?