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

Aadhaar Online Services

Explore Aadhaar Online Services including e-Aadhaar download, address update, Aadhaar PVC Card, authentication history and offline e-KYC. These secure digital services enable residents to manage Aadhaar conveniently anytime and anywhere.

What is e-Aadhaar?

e-Aadhaar is a password protected electronic copy of Aadhaar, digitally signed by UIDAI.

Is e-Aadhaar equally valid like physical copy of Aadhaar?

Yes, e-Aadhaar is equally valid like physical copy of Aadhaar. For validity of eAadhaar, please refer UIDAI circular- F.No. 140 l4 l8l20ll -Logistics Vol.ll Dated 28th April, 2017. It can be accessed through https://uidai.gov.in/images/Circular_dated_28_April_2017.pdf

From where an Aadhaar number holder can download e-Aadhaar?

Aadhaar Number holder can download e-Aadhaar by visiting UIDAI's myAadhaar portal - https://myaadhaar.uidai.gov.in/genricDownloadAadhaar/en or by using Aadhaar app for mobile phones.

How can an Aadhaar Number holder download e-Aadhaar?

An Aadhaar number holder can download e-Aadhaar through following ways:
By Using Enrolment Number
By Using Aadhaar No
By using VID
By using SID

What is Masked Aadhaar?

In Masked Aadhaar, first 8 digits of Aadhaar number are masked and only last 4 digits of the Aadhaar number are visible. Facility of Masked Aadhaar is available only in e-Aadhaar.

What Is the Password of e-Aadhaar?

Password of eAadhaar is a combination of the first 4 letters of name in CAPITAL and the year of birth (YYYY).

For Example:

 

Example 1
Name: SURESH KUMAR

Year of Birth: 1990

Password: SURE1990

 

Example 2

Name: SAI KUMAR

Year of Birth: 1990

Password: SAIK1990

 

Example 3

Name: P. KUMAR

Year of Birth: 1990

Password: P.KU1990

 

Example 4

Name: RIA

Year of Birth: 1990

Password: RIA1990

What supporting software needed to view e-Aadhaar?

Resident needs latest version of 'Adobe Reader' to view e-Aadhaar.

How to validate digital signatures in e-Aadhaar?

To successfully validate the digital signature on e-Aadhaar UIDAI recommends to download and open the e-Aadhaar in the latest version of Adobe Acrobat Reader on Microsoft Windows/MacOS .

Is downloaded eAadhaar equally valid as other forms of Aadhaar?

Yes, e-Aadhaar is equally valid as other forms of Aadhaar. For validity of eAadhaar, please refer UIDAI circular- F.No. 140 l4 l8l20ll -Logistics Vol.ll Dated 28th April, 2017. It can be accessed through https://uidai.gov.in/images/Circular_dated_28_April_2017.pdf

Can I download Aadhaar online after it is generated?

Yes, once your Aadhaar is generated, eAadhaar can be downloaded online.

Can I get my Aadhaar Letter downloaded online after updation?

Yes, once your Aadhaar is updated successfully, eAadhaar can be downloaded online.

How can I update my demographic details in Aadhaar?

You can update your demographic details in Aadhaar

  1. By enrolling through nearest enrolment centre. You can search the nearest enrolment centre by clicking https://bhuvan.nrsc.gov.in/aadhaar/
  2. Using Online services for address update and document update available at https://myaadhaar.uidai.gov.in/ 

Is it necessary that my mobile number should be registered with Aadhaar while requesting for any kind of update through online?

Yes, mobile number should be registered to Aadhaar for using online services.

Where can I update my mobile number?

You can update your mobile number by visiting any Aadhaar Enrolment centre. Aadhaar Enrolment centre can be located by visiting at Bhuvan portal: https://bhuvan-app3.nrsc.gov.in/aadhaar/

Can I update my address in my local language through online portal?

You have to enter the details in English, which shall be transliterated into your selected regional language. You can update for any correction in transliteration if required. The following regional languages are available for update of address through online.

Bengali, Gujarati, Hindi, Kannada, Malayalam, Marathi, Odia, Punjabi, Tamil, Telugu and Urdu.

I successfully submitted my address update request. How can I track this?

On successful submission of an online address update request, a SRN (Service Request Number) is generated, which is shown on screen and also sent via SMS to your registered mobile number. After successful submission of the request, please download the invoice containing the SRN number and other details. The status of the update request can be checked at the bottom of the page by login in to Check Aadhaar Update Status

My online address update request got rejected for invalid documents. What does this mean?

Aadhaar update requests to be supported by valid/proof of address (POA) document. A request can be rejected for invalid document in following scenarios:

  1. The Proof of Address(POA) document should be a Valid document, as per document list available at List of Supporting Document
  2. Document is in the name of the Aadhaar holder for whom update request is submitted. 
  3. Address details entered should match the address with the address mentioned in the document.
  4. Image uploaded should be clear and colored scan of original document.

What is Aadhaar QR Code? What information does QR Code contain?

Aadhaar QR code is Quick Response code digitally signed by UIDAI and used for offline verification of identity. It is present on all forms of Aadhaar like e-Aadhaar, Aadhaar letter, Aadhaar PVC card and Aadhaar App. It contains last 4 digits of Aadhaar number, name, address, gender, date of birth and photograph of the Aadhaar number holder. It also contains masked mobile number and email-id of the Aadhaar number holder.

What are the benefits of Aadhaar QR code?

Aadhaar QR code can be used for verification of identity in offline mode. 'Aadhaar QR Code Scanner' app for smartphones and Windows based QR code scanning application works in Offline mode and does not require internet for scanning purpose.

How can someone read Aadhaar QR code?

Aadhaar QR code can ONLY be read using:

1. Aadhaar app available on Google Play Store and app store

2. Aadhaar QR Scanner app available on Google Play Store and app store

3. Windows based application available on UIDAI official website - https://uidai.gov.in/qr-code-reader

How Windows QR code Scanner Application will work?

Post installation of UIDAI’s QR code reader application, QR code of e-Aadhaar need to be scanned using the physical scanner in line with UIDAI Specifications. The application will display the demographic details of Aadhaar number holder once the QR Code is digitally verified using Windows QR code scanner.

Who all can use secure QR code?

Any Aadhaar Holder or any User/Service Agencies like Banks, AUAs, KUAs, Hotels etc can use this facility for offline verification of the data in Aadhaar.

What is Aadhaar Paperless Offline e-KYC?

It is a secure sharable document which can be used by any Aadhaar number holder for offline verification of Identification.

An Aadhaar number holder desirous of using this facility shall generate his/her digitally signed Offline XML by accessing UIDAI website. The Offline XML will contain Name, Address, Photo, Gender, DOB, hash of registered Mobile Number, hash of registered Email Address and reference id which contains last 4 digits of Aadhaar Number followed by time stamp. It will provide Offline Aadhaar Verification facility to service providers/Offline Verification Seeking Entity (OVSE) without the need to collect or store Aadhaar number.

How to generate Offline Aadhaar XML?

The process of generating Aadhaar Offline e-KYC is explained below:

• Go to URL https://myaadhaar.uidai.gov.in/offline-ekyc

• Enter ‘Aadhaar Number’ or ‘VID’ and enter mentioned ‘Security Code’ in screen, then click on ‘Send OTP’. The OTP will be sent to the registered Mobile Number for the given Aadhaar number or VID. OTP will be available on Aadhaar mobile Application of UIDAI. Enter the OTP received. Enter a Share Code which be the password for the ZIP file and click on ‘Download’ button

• The Zip file containing the digitally signed XML will be downloaded to device wherein the above mentioned steps have been performed. The Offline Aadhaar XML can also be downloaded from Aadhaar app. In next step, after successful validation, i.Select the required details which you want to download by clicking the radio button. ii.Enter the desired ‘Share Code’ for the ZIP file in the provided field with required parameters as indicated in screen iii.Enter the ‘Security Code’ and press ‘Submit’ button The Zip file containing the digitally signed XML will be downloaded to device wherein the above mentioned steps have been performed. Extract the zip file using the password as specified in previous step and save the XML file in the desired location

Who are the users of this Aadhaar Paperless Offline e-KYC?

Any Aadhaar number holder who desires to establish his/her identity to any service provider (OVSE) using digitally signed XML downloaded from UIDAI website can be a user of this service. The service provider should have provisions of providing this Aadhaar Paperless Offline e-KYC at their facility and do the offline verification

How to share this Paperless Offline eKYC document with the service provider?

Aadhaar number holders can share the XML ZIP file along with the Share Code to the service provider as per their mutual convenience.

How will service providers use Aadhaar Offline e-KYC?

The process of Aadhaar Offline e-KYC Verification by Service Provider is:

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    Once service provider obtains the ZIP file, it extracts the XML file using the password (share code) provided by the Aadhaar number holder.
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    The XML file will contain the demographic details such as Name, DOB, Gender and Address. Photo is in base 64 encoded format which can be rendered directly using any utility or plane HTML page. Email Address and Mobile number are hashed.
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    Service Provider has to collect Email Address and Mobile number from Aadhaar number holders and perform below operations in order to validate the hash: 
    Mobile Number:
    Hashing logic: Sha256(Sha256(Mobile+ShareCode))*number of times of last digit of Aadhaar Number
    Example : Mobile number: 9800000002
    Aadhaar Number: 123412341234
    Share Code: Abc@123
    Sha256(Sha256(9800000002+ Abc@123))*4
    In case if Aadhaar Number ends with Zero or 1 (123412341230/1) it will be hashed one time.
    Sha256(Sha256(9800000002+ Abc@123))*1

    Email Address:
    Hashing Logic: This is a simple SHA256 hash of the email without any salt
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    Entire XML is digitally signed and Service Provider can validate the XML file using the signature and public key available on the UIDAI website.(https://uidai.gov.in/images/uidai_offline_publickey_26022019.cer).

Can this Offline Paperless eKYC document be shared to other entities by the Service Provider?

Service Providers shall not share, publish or display either XML or Share Code or its contents with anyone else. Any non-compliance of these actions shall invite actions under Sections 29(2), 29 (3), 29(4) and 37 of The Aadhaar Act, 2016 (as amended) and sub regulation 1A of regulation 25, regulation 14A of The Aadhaar (Authentication and Offline Verification) Regulation, 2021 and regulation 6 and 7 of The Aadhaar (Sharing of Information) Regulation, 2016.

How this Aadhaar Offline Paperless eKYC document is different from the other identification documents produced offline by individuals?

Identity verification can simply be accomplished by providing an identity document like PAN card, Passport etc to the service provider. However, all these documents, which may be used for identification can still be forged and faked which may or may not be possible to verify offline instantaneously. The document verifier has no technological means to verify the authenticity of the document or the information it contains and has to trust the document producer. Whereas, the XML file generated by the Aadhaar number holder using Aadhaar Paperless Offline e-KYC is digitally signed document using UIDAI digital signature. Thus, the service provider can verify the demographic contents of the file and certify it to be authentic when doing the offline verification

Where can I find the Public Certificate for Digital Signature validation?

Public certificate for Digital signature validation can be downloaded from here .

What is Biometric Locking?

Biometric Locking/Unlocking is a service that allows an Aadhaar holder to lock and temporarily unlock their biometrics. This facility aims to strengthen privacy and confidentiality of Aadhaar number holder's Biometrics Data.

What all Biometric data can be locked?

Fingerprint, iris and Face as a biometric moadlity will be locked and after biometric locking, Aadhaar holder will not be able to perform the Aadhaar authentication using the above mentioned biometric modalities.

What happens when Biometric is locked?

Locked Biometrics confirms that Aadhaar holder will not be able to use Biometrics (fingerprints/iris/Face) for authentication, it is a safety feature to stop any kind of biometric authentication. It also ensures that any entity by any means cannot perform biometric based Aadhaar authentication for that Aadhaar holder.

How to Unlock (locked)Biometrics?

Once Aadhaar number holder enables Biometric Locking system their biometric remains locked till the Aadhaar Holder chose any below mentioned option: Unlock it (which is temporary )or Disable the Locking system The biometric unlock can be done by Aadhaar number holder either by visiting UIDAI website, enrolment centre, Aadhaar Seva Kendra(ASK), through Aadhaar app. Note: Registered Mobile Number is essential to avail this service. In case your mobile number is not registered with Aadhaar visit the nearest Enrolment Centre/Mobile Update End Point.

Who and when to lock Biometrics?

Aadhaar number holders who have registered mobile number may lock their biometrics. This facility aims to strengthen privacy and confidentiality of Aadhaar number holder 's Biometrics Data After locking biometrics if a UID is used for invoking any of the Authentication services using a biometric modality (Fingerprint/Iris/Face) a specific error code '330' indicating biometrics are locked will be displayed and the entity will not be able to perform the biometric authentication.

Do I need to generate OTP for all Aadhaar SMS services?

OTP Auhtentication is must for Aadhaar Lock/unlock and Biometric Lock/unlock Function. You don’t need OTP for VID Generation & Retrieval function. To get OTP send SMS -> GETOTP LAST 4 or 8 DIGITs of Aadhaar Number Example - GETOTP 1234.

How to Lock/Unlock Aadhaar Number with SMS service?

For Locking Aadhaar Number: Send OTP request as -> GETOTP LAST 4 or 8 DIGITs of Aadhaar Number Then send Locking Request as -> LOCKUID Last 4 or 8 DIGIT of Aadhaar Number 6 DIGIT OTP You will get a confirmation message for your request. Once it is locked you will not be able to perform any form of Authentication (Biometric, Demographic or OTP) using your Aadhaar Number. However, you can still use your latest Virtual ID for performing Authentication. For Un-Locking Aadhaar Number you must have your latest Virtual ID. Send OTP request with last 6 or 10 DIGITs of Virtual ID number as -> GETOTP LAST 6 or 10 DIGITs Virtual ID Then send Unlocking Request as -> UNLOCKUID LAST 6 or 10 DIGIT Virtual ID 6 DIGIT OTP

My SMS is not being sent. What should I do?

Please check if your SMS service is working properly. In case of any issue with respect to the SMS not being sent, kindly contact your telecom service provider. It may be a case of bad network or non-functioning SMS service or low Balance etc

Is the Aadhaar PVC Card different from the Aadhaar letter?

No, the Aadhaar PVC Card is just a compact and more durable version. It holds the same validity as the e-Aadhaar and paper Aadhaar letter.

What is Aadhaar PVC Card?

The Aadhaar PVC Card is a durable, credit-card-sized version of Aadhaar with enhanced security features. It can be ordered online for ₹75 through the UIDAI website.

Can I reorder Aadhaar PVC Card?

Yes, you can reorder Aadhaar PVC card multiple times.

How many days will it take to receive "Aadhaar PVC Card" after placing the order successfully?

On receipt of  successful request from the Aadhaar Number Holder, Aadhaar PVC card is delivered normally within 10 working days (excluding day of raising request) through Speed post services of India Post at the address registered with UIDAI.  Consignment Number/AWB is sent to the registered mobile number of ANH and same can be tracked on https://www.indiapost.gov.in.

What are the different forms of Aadhaar?

The different forms of Aadhaar are Aadhaar Letter, Aadhaar PVC card, eAadhaar  which are equally valid and acceptable.

Can I choose to have and use any form of Aadhaar?

Yes.

What is “Order Aadhaar PVC Card” service?

“Order Aadhaar PVC Card” is an online service which facilitates the Aadhaar holder to get their Aadhaar details printed on PVC Card by paying nominal charges of Rs. 75/-.

What are the security features of “Aadhaar PVC Card”?

Aadhaar PVC Card contains security features like:
Tamper proof QR Code
Micro text
Ghost image
Issue Date & Print Date
Guilloche Pattern
Embossed Aadhaar Logo

What are the charges to be paid for “Aadhaar PVC Card”?

Charges to be paid for Aadhaar PVC Card are Rs.75/- (Inclusive of GST & speed post charges).

How one can raise the request for “Aadhaar PVC Card”?

The facility can be availed by visiting myAadhaar portal at the following link: https://myaadhaar.uidai.gov.in.

Aadhaar Number Holder (ANH) with registered mobile number can login by entering 12-digit Aadhaar Number (UID) and order Aadhaar PVC Card  by following the instructions provided on screen and paying applicable charges.

ANH whose mobile number is registered with Aadhaar can order Aadhaar PVC Cards for Self or Others.

After successful payment, receipt will get generated containing SRN and transanction details. SRN is also shared via SMS.

Which modes are available to make the payment?

Presently, following online payment modes are available for making payment:-
Credit Card
Debit Card
Net Banking
UPI
Wallet
UPIPPI
UPICLI

What is SRN?

SRN is 14 digits Service Request Number which is generated while raising request for Aadhaar PVC Card.

What is AWB number?

Airway Bill Number(AWB) is the tracking number generated by Department of Posts to track the delivery of Aadhaar PVC Card through India Post website.

What if Aadhaar Number holder wants to get the Aadhaar PVC Card printed with the details different from existing details on Aadhaar?

If residents want some changes in the details to be printed on Aadhaar PVC Card,  they first need to update their details in Aadhaar by visiting Enrolment Center or online (depending upon type of update) and then raise the request for Aadhaar PVC Card after successful completion of update request.

Is there any mandate that after a certain period of time, a person needs to update their Aadhaar picture? (Or update the personal details)

UIDAI suggest the Aadhaar number holder to update his or her document or information regarding proof of identity (POI) , proof of address (POA) at least once in 10 years from date of generation of Aadhaar number.

Why should I update documents in my Aadhaar?

You may update the documents in your Aadhaar database for better service delivery and accurate Aadhaar based authentication. Therefore, updating recent identity and address documents is in the interest of the Aadhaar number holder.

What documents can I submit to update document in Aadhaar?

To update document, you have to submit your Proof of Identity (POI) and Proof of Address (POA). Some common documents accepted as both POI and POA: Ration card Voter identity card Bhamashah, Domicile Certificate, Resident Certificate, Jan-Aadhaar, MGNREGA/ NREGS Job Card, Labour Card etc. Indian passport Passbook with photograph issued by Public Sector Bank along with certificate by branch manager/incharge Some common documents accepted as POI only: School leaving certificate / school transfer certificate with photograph Marksheet/certificate issued by recognised Board of Education or University with photograph PAN/e-PAN card CGHS Card Driving license Some common documents accepted as POA only: Electricity, water, gas or telephone/mobile/broadband bill (not more than three months old) Duly signed and stamped Scheduled Commercial Bank / Post Office passbook with photograph Duly signed and stamped Scheduled Commercial Bank / Post Office account/credit-card statement (not more than three months old) Valid rent, lease or leave & licence agreement Certificate issued in UIDAI Standard Certificate format by designated officers Property tax receipt (not more than one year old) Detailed list of supporting documents is available at - List of Supporting Document

How can I submit the documents online?

Please visit myAadhaar Portal , and log in using your Aadhaar number and one-time password (OTP) received on your registered mobile number. List of supporting documents is available at - List of Supporting Document

If the address displayed in my profile does not match with my current address, what should I do?

You can update your address online through myAadhaar portal or by visiting any Aadhaar Enrolment Centre by enrolling with valid POA document.

If any demographic detail (name, gender or date of birth) does not match my actual identity details, what should I do?

You can update any demographic details in Aadhaar by visiting any Aadhaar Enrolment centre

If I want to submit documents through Aadhaar enrolment centre, how can I locate an Aadhaar centre?

Please go to Bhuvan Aadhaar Portal For locating nearby Aadhaar centres, click on the ‘Centres Nearby’ tab. Enter your location details to view nearby Aadhaar centres. For locating the Aadhaar centres within your PIN code area, click on the ‘Search by PIN Code’ tab. Enter your area PIN code to view Aadhaar centres in that area.

What is the charge for submitting the documents?

For submission of documents at an Aadhaar centre, the applicable charge is Rs. 50. Submission of documents may also be done through myAadhaar portal .

By when should I submit the documents?

Aadhaar number holders are suggested to update documents in Aadhaar at least once in 10 years. Once you receive any communication in this regard, it is suggested to update the documents at an early date.

I am a non-resident Indian (NRI). How can I submit the documents?

You can submit the documents whenever you are in India, through online or by visiting Aadhaar Centre.

How can I submit the documents?

The documents can be submitted online through myAadhaar Portal or at any Aadhaar Enrolment Centre. For a tutorial video in this regard, please click here https://www.youtube.com/watch?v=1jne0KzFcF8

Content Information

Published on:30 Apr 2026

Last Updated:16 Oct 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.

View more F.A.Qs

Content Information

Published on:30 Apr 2026

Last Updated:16 Oct 2026

Owner:HO