How can resident Lock UID?

For Locking UID, Resident should have 16 digit VID number and it's a pre-requisite for locking. If resident don't have VID can generate via SMS Service or Resident Portal.

SMS Service. GVID space last 4 or 8 digit of UID. SMS to 1947. Ex- GVID 1234.

Open Resident portal Under Aadhaar Service Click on Lock & Unlock. Select UID Lock Radio Button and enter UID Number, Full Name, and Pin Code as in latest details and enter Security code. Click on Send OTP or select TOTP and click on submit. Your UID will be locked successfully.