HI...My HDFC account is saving. Now I need to convert to salary account. So i seen YouTube video to convert, then I did it in app in app all the process in HDFC Mobile app.I updated all details when I click on generate OTP, it is not sending OTP. Even my mobile number is linked to HDFC account. the same mobile number maintained, but it is not sending OTP's.If I do any other things with HDFC, it is sending OTP's but when I try performing action while converting, it is not sending.can anyone tell me..