If you are an airtel prepaid customer just dial *141# and press the calling button. Your handset screen will show 'REQUESTING' and soon you will see a menu which prompts you to exit that message for the main menu to be sent to your screen. Please press exit and then you see the airtel gifting service menu on your handset screen. Just reply with option you wish to use and again wait till the handset shows you the next screen for your choice. You can use all the 4 services by dialing *141# and pressing the calling button.
There is no Subscription charge. Only service charge for respective service is applicable.
For detail please find the PFS in below location:
T:\KMT\!! KMT UPDATES (786) !!!\ARCHIVES\VAS\Previous VAS\ airtel Gifting Service