Mobile number updates require biometric authentication by the Aadhaar holder and can only be done at an authorized Aadhaar Kendra. The use of Aadhaar has been notified for almost 1700 social welfare and good governance programs at the Central and State levels. According to UIDAI, there were over 26.79 crores of electronic KYC transactions in February, bringing the total to 1,439.04 crores.

Govt Extended deadline for linking Pan Card and Aadhaar card to June 30. The linking of PAN numbers with Aadhaar is considered to be one of the key factors that pushed the growth of linking mobile numbers with Aadhaar. The UIDAI has been encouraging residents to link their PAN numbers with their Aadhaar to avoid the deactivation of their PAN cards.     

To add or update a mobile number to an Aadhaar card, UIDAI has provided the following step:

1. Locate an Aadhaar enrollment center or Aadhaar Seva Kendra using the UIDAI website or by calling 1947.

2. Update or correct your Aadhaar number

3. Provide your Aadhaar number and biometrics for verification.

4. Submit a fee of Rs 50 for adding or updating a mobile number to your Aadhaar.