Next step is to email individually

If sorry is the solution to sort out things then take 1000 sorry from me and get me a new car free of cost. 

Consistent Key fob Failure ( change your welcome sound to smart key not detected ) 
Digi access not activated yet its more than a year. 
Camera & software hangs 
Manufacturing defected parts installed in car
Poor quality tyre used in the car. 
Ira. App subscription charged but does not work. 

Email id 

customercare@tatamotors.com

pvcomms@tatamotors.com

zconnectsupport@tatamotors.com

irasupport@tatamotors.com