Visit the nearest Aadhaar Enrolment/Update Centre
Carry your Aadhaar card or Aadhaar number
Carry your mobile number
Ask for the mobile number update form
Fill in the required details
Submit the form to the operator
Provide biometric verification if asked
Pay the applicable update fee
Collect the acknowledgment slip
Wait for the update to be processed
Check Aadhaar update status later using the acknowledgment number
Use the updated mobile number for future Aadhaar OTP verification