Aadhaar Biometrics:
Fingerprint and iris data used for authentication.
Aadhaar Enable/Disable Biometric Lock:
Aadhaar Biometric Locking System enables residents to lock & temporarily unlock their biometrics.
What happens when Aadhaar Biometrics is locked:
Locked Biometrics ensures the Aadhaar holder will not be able to use their Biometrics (fingerprints/iris) for authentications thus preventing potential misuse.
How to Aadhaar Unlock (locked)Biometrics:
Once resident enables Biometric Locking system their biometric remains locked till the Aadhaar Holder chose to:
Unlock it (which is temporary )or
Disable the Locking system
Note:
Registered Mobile Number is essential to avail this service. In case your mobile number is not registered with Aadhaar visit the nearest Enrolment Centre/Mobile Update End Point.
Information Source: http://uidai.gov.in