Airtel
Balance reduced

Hi, i am prem sutar, user of airtel service provider since many year, my mobile no. is 9890340320, last night i recieved massages from AD54321 saying thank you for downloading software and charged me 50rs. Whereas i did not download any software, i just do my regular updates but i have not charged anytime, please i request do needful to me as soon as possible, thank you in advance.