In the second scenario, a user might want to update his/her Aadhaar data if they changed a mobile number. This process can be completed offline, however, one must make sure that the previous number is with you, a One-Time-Password (OTP) will be sent to that number. In order to verify your current number, go to the UIDAI website. Within the website, you will find an option called as ‘Aadhaar Update’ and under this, you will see a portal called ‘Aadhar Self-Service’. Here you will have to follow the instructions, and you then you can enter your new number. This number will be updated in the records, one you confirm it through the OTP.