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UIDAI — Unique Identification Authority of India logo

Official Memorandums

Explore UIDAI Office Memorandums related to Aadhaar policies, service charges, document updates, operational procedures, compliance measures and administrative decisions.

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Published on: 29 May 2026

Last Updated: 07 Jul 2026

Owner: HO

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: 29 May 2026

Last Updated: 07 Jul 2026

Owner: HO

Official Memorandums - Unique Identification Authority of India | Government of India