I am one of the customer of TATA indicom plan

I am one of the customer of TATA indicom plan : - Life time incoming free. my handset is samsang. I am not able to receive any ringtones and picture message from other mobiles. let me know how i can received ringtones & picture message from other mobiles? is there any other way to do the same? and also very low backup problem is there what can i do ? plz send me reply as early possible.