Many well-known persons are now spreading awareness on Mandatory Biometric Update in Aadhaar. Watch them here about the importance of MBU in Aadhaar. 1. Ms. Esha Deol Well-known actress Ms Esha Deol's message for children & parents: MBU in Aadhaar is essential. Watch her message here: 2. Smt. Sudha Murty Respected Author & Philanthropist Smt Sudha Murty's message to children / parents: Mandatory Biometric Update in Aadhaar is essential as the facial features and biometrics change in children as they grow. Watch her message here UIDAI will share more awereness videos and messages from time to time. Stay tuned and keep watching..