Everything you wanted to know about retrieving your lost UID

There are instances when people lose their Aadhaar card or forget the 12-digit Unique Identity Number (UID). Sometimes the enrolment slip gets lost. If something like this has happened to you, there’s no need to worry. You can easily retrieve your lost Aadhaar card details by following few simple steps.

Procedure to get Aadhaar: There is no need to visit the Aadhaar enrollment center again to apply for the lost Aadhaar. Visit the website https://uidai.gov.in to get the UID or EID (enrolment ID) on your registered mobile number. The Unique Identification Authority of India (UIDAI) has provided a tool on its website to help Aadhaar card holders or Aadhaar applicants to retrieve their UID or EID details and also to get aadhaar card download by mobile no. Your mobile number is fed into the UIDAI database while applying for Aadhaar card and it also gets updated through the UIDAI portal after your UID/Aadhaar card is issued. We will explain step by step procedure to retrieve your lost Aadhaar card.

Lost UID: Log on to https://uidai.gov.in, locate and click “Retrieve Lost UID/EID” link on the left side of the Home page. This link can be used to retrieve your UID Aadhaar number and also your Aadhaar enrolment ID (EID)


Clicking on the “Retrieve Lost UID/EID” link will take you to next page. Check the left side of the page and make sure that ‘Aadhaar Number’ is selected.

You need to fill the personal details as mentioned in the required fields. Type your name, the mobile number or email address registered with Aadhaar enrolment along with the security code displayed on the form. It is important to know that your registered Mobile Number or Email which you had given at the time of Aadhaar enrolment is compulsory to retrieve your lost Aadhaar number.


Once you have entered all the required details, click on ‘Send One Time Password’ at the bottom of the form.

If your entered details are correct as per records, the UIDAI admin will send an OTP or one-time password to your registered mobile number or email address.


After you receive the OTP on your mobile/email id, enter it in the given space on the right-hand side of the form and click ‘Verify OTP’.


Once you have correctly entered the OTP the UIDAI tool displays the following message: “Congratulation! Your Aadhaar Number (UID) is sent to your Mobile/Email Id.”

You can then check your mobile/ Email for viewing your UID Aadhaar number.

You will also get an option of downloading the duplicate Aadhaar card in the digital format from Aadhaar card link.


Lost EID

EID is relevant for Aadhaar applicants who are yet to receive their Aadhaar card. You can get your lost EID from the same “Retrieve Your Lost UID/EID” tool.




After you click on the “Retrieve Your Lost UID/EID” link on the home page a new page will open. On the left side of the page select ‘Enrolment Number (EID)’ option and fill in the required details like name, mobile number/email and the OTP. Once you have entered the correct details, the UIDAI admin will send the EID to your mobile/email id.


1. My Aadhaar Card is misplaced? How to get a new Aadhaar card?

A: In case you have lost or misplaced your Aadhaar card you can visit the website https://uidai.gov.in to retrieve your EID details and do aadhaar card download by mobile no. Please see the steps mentioned in this article under Lost UID Aadhaar.

2. What documents are needed to get lost Aadhaar UID/EID?

A: The applicants are only required to have their mobile number or email address which was provided during the Aadhar enrolment. No other documents are needed to retrieve lost Aadhaar number.

3. Are there any charges/fee involved for retrieving lost Aadhaar card?
A: No, the UIDAI portal can be used free of cost for retrieving Aadhaar details.

4. What is an e-Aadhaar card? Can it be used everywhere?
A. If you have lost your Aadhar card, you can download the password-protected duplicate aadhaar card from the UIDAI portal after filling in the required details. E-Aadhaar is equally valid and can be used anywhere that requires its authentication