1.First Visit this Link https://www.airtel.in/myaccount/NavigationApp?num=xxxxxxxxxx 2. Replace "xxxxxxxxxxr" with your 10 digit Airtel mobile number. 3. Now open that link. 4. You will get an OTP code to your mobile. 5. Enter that and click "Submit". 6. Now a new page will open with this link -https://www.airtel.in/myaccount/NavigationApp/home.action 7. Now to get your MSISDN code 8. Paste that MSISDN code to the new link given below 9. Now paste that code to this link - https://www.airtel.in/account/3gDongle/quickLink.jsp?msisdn=xxxxxxxxxx 10. Now open this link and you will get that offer. Click on the offer image. 11. Now enter alternate mobile number and email id. 12. Now you will receive a code to that alternate mobile number. 13. Enter that code and you will get your offer activated. 14. You will also get a confirmation message to your Airtel number.