Direct answer. UIDAI's citizen services include: Aadhaar enrolment, mAadhaar app, online address/name/DOB updates, Aadhaar Lock (anti-fraud), eKYC for paperless verification, and PVC Aadhaar card delivery. Most via uidai.gov.in OR mAadhaar app.
If your Aadhaar gets misused (digital arrest scam, phishing, etc.), this is your first line of defence.
| Service | Where | Cost |
| Aadhaar enrolment | Aadhaar Seva Kendra | Free |
| Mobile update | uidai.gov.in / app | ₹50 |
| Address update | uidai.gov.in / app | ₹50 |
| Name / DOB update | Seva Kendra | ₹50–100 |
| Biometric update | Seva Kendra | ₹100 |
| PVC card | Online portal | ₹50 |
| eKYC | Anywhere via OTP | Free |
| Aadhaar Lock | mAadhaar app | Free |