UIDAI — Unique Identification Authority of India logo
UIDAI — Unique Identification Authority of India logo

Authentication Documents

Access Aadhaar authentication circulars, regulations, guidelines, onboarding checklists and technical documents for AUAs, KUAs and ASAs.
Disincentives to be imposed on Authentication Service Agencies (ASA)

Doc Type: PDF• Size: 213.86 KB• Uploaded On: 22-05-2017

AUA KUA Agreement V 4.0

Doc Type: PDF• Size: 1019.47 KB• Uploaded On: 22-05-2017

AUA KUA Appointment Letter and Bank Guarantee

Doc Type: PDF• Size: 707.92 KB• Uploaded On: 19-05-2017

Disincentives to be imposed on Authentication eKYC User Agencies (AUA/KUA)

Doc Type: PDF• Size: 215.85 KB• Uploaded On: 16-05-2017

Content Information

Published on: 21 May 2026

Last Updated: 20 Jun 2026

Owner: A & V

Frequently Asked Questions

You can download the Aadhaar app on your Android/iOS device from the Play Store/App Store. For Android: https://play.google.com/store/apps/details?id=in.gov.uidai.pehchaan  For iOS: https://apps.apple.com/in/app/aadhaar/id6744029871

After downloading the app, the Aadhaar Number Holder (ANH): →Select Language→ Enters their Aadhaar number → Agrees to the Terms and Conditions and Privacy Policy → Chooses the SIM card → Performs Face Authentication → Gets registered on the app → Sets a 6-digit PIN to secure access to the app.

Presently, the Aadhaar app offers various services like - Mobile Number Update, Address Update, Biometric lock/unlock, Selective Sharing of Aadhaar Verifiable Credential, check Authentication History, download e-Aadhaar, share Contact Card, Track my request, etc.

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Content Information

Published on: 21 May 2026

Last Updated: 20 Jun 2026

Owner: A & V