VTU — EDDTS - Mobile registration not working

Website:

eddts.vtu.ac.in

I want to apply for transcript certificate for WES, I tried to sign up to eddts.vtu.ac.in portal using below details unfortunately I didn't receive any otp to proceed further please guide me how to change registered mobile number or can you please resend otp to below registered number ([protected]). I am not able to reset my password using forget password please help me to reset my information.

Details,
USN Number:4SO12MCA28
Name: Suman M J
Email id : [protected]@gmail.com
Phone Number registered in EDDTs portal: [protected]