Originally Posted by Unregistered just call on 1909 and follow instructions. its toll free I just called 1909 and got a message that DND is activated.
call 1909, press3, press1, press1 and again press 1
Originally Posted by Unregistered i tried its nt working... i received msg from no number... i tried it....its not working...I received a msg regarding some error
Hello it is better to call customer care number. It is only option.