Visit the official website of the Unique Identification Authority of India (UIDAI) at uidai.gov.in.
Fill in the enrollment form for the Blue Aadhaar card. The form may include details such as the child's name, date of birth, and demographic information.
Select the appointment option for registration. This may involve choosing a date and time for visiting an enrollment center.
Find the closest Aadhaar enrollment center to your location and make an appointment.
Bring your (parent’s) Aadhaar, the child's birth certificate, a reference number, etc. to the Aadhaar centre.
Complete the enrollment process at the center, which may involve providing demographic data and a facial image of the child.
After completing all the necessary formalities, you will receive an acknowledgment number.