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Aadhar Card Biometric Lock/ Unlock: ऐसे होगा आधार कार्ड बायोमेट्रिक लॉक/अनलॉक, जानिए पूरा प्रोसेस स्टेप बाय स्टेप

Learn step‑by‑step how to lock or unlock Aadhaar biometric data, benefits, eligibility and FAQs. Official UIDAI instructions included.

📅 Updated 13 Oct 2023

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Aadhar Biometric Lock & Unlock – Complete Guide

The Aadhaar card is a primary identity proof in India, used for both government and private sector services. Protecting its biometric data—fingerprint and iris—helps prevent misuse. UIDAI (Unique Identification Authority of India) provides an online facility to lock or unlock your biometric information. This article explains why it matters, the benefits, and the exact steps to lock or unlock your Aadhaar biometrics.

Why Secure Your Aadhaar Biometric?

Prevents unauthorized authentication using your fingerprint or iris.
Stops misuse of your Aadhaar number in fraudulent activities.
Gives you control over when your biometric details can be used.

Benefits of Aadhaar Biometric Lock

Authentication services will reject your biometric data while the lock is active.
Only you can enable the lock using your registered mobile number and OTP.
Provides an extra layer of privacy for sensitive transactions.

How to Lock Your Aadhaar Biometric

Step	Action
1	Visit www.uidai.gov.in and click “My Aadhaar”.
2	Select “Aadhaar Services” → “Lock/Unlock Biometric”.
3	Check the box confirming you understand the lock will disable biometric authentication.
4	Enter your Aadhaar number and captcha, then click “Send OTP”.
5	Enter the OTP received on your registered mobile number.
6	If the lock feature is not yet enabled, click “Enable Locking Feature”.
7	Confirm and your biometric data will be locked.

How to Unlock Your Aadhaar Biometric

Step	Action
1	Go to www.uidai.gov.in and select “My Aadhaar”.
2	Choose “Aadhaar Services” → “Lock/Unlock Biometric”.
3	Enter Aadhaar number and captcha, then click “Send OTP”.
4	Provide the OTP sent to your registered mobile.
5	Click “Unlock Biometric”. The biometric will be temporarily unlocked for a limited period.
6	During the unlocked window, you can authenticate using fingerprint or iris.

Important Dates

Free Biometric Lock/Unlock Service Valid Until

14 December (year not specified)

Official Links

UIDAI – Official Aadhaar Portal

FAQs

What happens when my biometric is locked? Authentication services that rely on fingerprint, iris or face cannot verify your Aadhaar until you unlock it.
Who can lock the biometric? Only the Aadhaar holder with a mobile number registered to the Aadhaar can lock/unlock the biometrics.
Is there any fee for locking or unlocking? No fee is mentioned; the service is free.
What error appears if a service tries to use locked biometrics? An error code “303” may be displayed, indicating biometric lock.
Can I lock only one biometric (e.g., fingerprint) and keep iris unlocked? The lock applies to all biometric modalities (fingerprint, iris, and face) together.
How long does the unlock period last? The portal provides a temporary unlock; the exact duration is shown after unlocking.
Do I need an internet connection to lock/unlock? Yes, the process is performed online through the UIDAI website.
What if I change my mobile number? Update your mobile number in the Aadhaar database first; otherwise you cannot receive the OTP.
Will locking affect other Aadhaar services? Only biometric authentication is disabled; other services (e‑KYC, OTP‑based verification) continue to work.

Conclusion

Locking your Aadhaar biometric data is a simple yet powerful way to safeguard your identity against unauthorized use. By following the step‑by‑step instructions on the UIDAI portal, you can control when your fingerprint or iris can be used for authentication. Keep your registered mobile number active, and remember the free service deadline of 14 December. For the latest updates and related job or exam notifications, explore Latest Jobs, Govt Jobs, and other categories on Jobs.AsomLive.com.

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