UIDAI New Update: According to the UIDAI official tweet, there will be no change in child's Aadhaar number after updating biometrics. So, people should get any kind of change done before updating the biometrics.
Blue Aadhar, also known as Baal Aadhaar, has been introduced by the UIDAI for children below five years of age. Pic: twitter.com/UIDAI