Need to change my aadhaar mobile number? Having an active, updated mobile number linked to your Aadhaar card is critical. Whether you have lost your old SIM, switched to a new service provider, or need to access online digital services, updating this record is essential. Historically, making this change required a tedious physical visit to an Aadhaar Seva Kendra. However, with the launch of UIDAI's new digital features, updating your credentials has never been easier. This complete guide details the exact steps to change your Aadhaar mobile number quickly and securely. Let's delve into everything you need to know to get this completed in 2026.

Why Keeping Your Aadhaar Mobile Number Updated is Crucial

Over the last few years, the Unique Identification Authority of India (UIDAI) has consolidated Aadhaar as the absolute bedrock of digital authentication across the country. According to the Reserve Bank of India (RBI) in its recent 2026 reports, over 85% of all digital transactions in India now rely directly or indirectly on Aadhaar-linked OTP verification. This staggering dependency means that if you are using an outdated or inaccessible mobile number, you are effectively locked out of the modern Indian digital economy.

Here are the critical areas where an updated mobile number is mandatory:

1. Online Financial Services: Setting up UPI applications (like Google Pay, PhonePe, or Paytm), accessing net banking platforms, or opening a modern Demat account for stock trading requires seamless OTP validation. The OTP is sent exclusively to the mobile number registered in the UIDAI database.
2. Income Tax and Compliance: Filing and verifying your Income Tax Returns (ITR) online is a matter of clicks if your Aadhaar-linked mobile number is active. It enables instant e-verification, eliminating physical paperwork.
3. Accessing E-Governance Portals: Highly useful platforms such as DigiLocker (to fetch digital, legally-valid copies of your driving license, vehicle registration, and marksheets) and the UMANG app require your Aadhaar-linked OTP for user authentication.
4. Government Subsidies and Direct Benefit Transfers (DBT): From LPG subsidy payouts (PAHAL) to PM-KISAN benefits and senior citizen pensions, your identity is continuously verified via Aadhaar. An outdated number can disrupt these vital financial inflows.
5. Robust Identity Theft Protection: When your active mobile number is linked to your Aadhaar, you receive an instant SMS alert whenever your Aadhaar number is used for biometric or OTP-based verification. This acts as a real-time shield against identity theft and unauthorized access.

Can I Change My Aadhaar Linked Mobile Number Online? The 2026 Reality

If you have been searching online, you have likely run into conflicting advice. You might be asking: can i change my aadhaar linked mobile number online? Or can i change my aadhaar number online?

To understand the current system, it helps to look at how things have evolved. Historically, the answer to "can i change my aadhaar linked mobile number online" was a strict, absolute "No." The UIDAI deliberately blocked online mobile number changes to prevent severe identity fraud. If anyone could change a linked phone number via a simple web portal without physical verification, a fraudster with access to your 12-digit Aadhaar number could easily link their own phone number, generate OTPs, and compromise your bank accounts, tax profiles, and digital identity.

However, 2026 has introduced a massive technological breakthrough. On January 28, 2026, the UIDAI officially launched a brand-new, highly advanced Aadhaar app (concluding the retirement of the older, legacy 'mAadhaar' application). Built from the ground up to comply with India's Digital Personal Data Protection (DPDP) Act, this new app introduces secure Face Authentication!

This means that for the first time, you can initiate and complete a mobile number change directly from your smartphone at home, provided you can pass a live 1:1 facial matching check. This has drastically minimized the necessity of traveling to physical permanent enrolment centres.

At the same time, it is vital to clear up a common structural misunderstanding. Many users search for can i change my aadhaar number or look into an aadhaar number change. It is critical to know that your 12-digit Aadhaar number is a permanent, unique, lifetime identifier assigned to you by the Government of India. You cannot change your actual Aadhaar number itself. It remains with you forever. What you can change and update are the demographic and biometric details associated with that specific Aadhaar number, such as your registered phone number, email address, local residential address, or photo.

Step-by-Step Guide: How to Change My Aadhaar Mobile Number

There are three authorized, secure methods to change your mobile number in 2026. Depending on your comfort with technology and your accessibility to services, you can choose the method that works best for you.

Method 1: The New Aadhaar App with Face Authentication (The Smartphone Method)

This is the most convenient and modern way to change your Aadhaar mobile number. It relies on UIDAI's Face RD (Face Recognition Device) technology to verify that the person requesting the change is the genuine holder of the Aadhaar card.

• Step 1: Download the Official Apps: Go to the Google Play Store (Android) or Apple App Store (iOS) and download the newly updated app called "Aadhaar" by UIDAI. Note that this is a completely fresh download, not just an update to the retiring mAadhaar app. If you are on Android, you must also download the "Aadhaar FaceRD" app from the Play Store, which acts as the official background service for secure facial biometric capturing.
• Step 2: Onboard and Create Your Profile: Open the Aadhaar app, select your preferred language, and enter any active mobile number to receive a secure login OTP. Once logged in, you will be prompted to set up a secure 4-digit PIN and enable your phone's biometric lock.
• Step 3: Navigate to Mobile Update: From the main dashboard, locate the services section and tap on "Update Mobile Number".
• Step 4: Enter Details: Input your 12-digit Aadhaar number. Next, enter the new mobile number that you want to register. Solve the security captcha on the screen.
• Step 5: Perform Face Authentication: The app will initiate the facial scanning tool. Make sure you are in a well-lit room with a plain, neutral background. Hold your phone at eye level. Avoid wearing caps, sunglasses, or masks. The system will prompt you to blink or look directly at the camera to perform a 'liveness check' (to ensure a photo or video is not being used to spoof the system). The app will perform a 1:1 match of your live face against the high-resolution photo stored in the UIDAI Central Identities Data Repository (CIDR).
• Step 6: OTP Verification: Once the face match is successfully verified, a verification OTP will be sent to your new mobile number. Enter this OTP into the app to confirm that you have physical possession of the new SIM card.
• Step 7: Pay the Nominal Fee: You will be redirected to a secure payment gateway within the app. Pay the standard demographic update fee of ₹75 using UPI, credit/debit card, or net banking.
• Step 8: Save Your SRN: Once the transaction is successful, the app will generate a Service Request Number (SRN). Take a screenshot or write this number down; you will need it to track the status of your update request.

Method 2: India Post Payments Bank (IPPB) Doorstep Service (The At-Home Method)

If you are a senior citizen, live in a remote area, or face technical issues with smartphone face authentication, you can opt for the highly reliable India Post Payments Bank (IPPB) doorstep service. Under this system, a certified postman visits your residence to update your mobile number.

• Step 1: Visit the IPPB Portal: Go to the official website of India Post Payments Bank (www.ippbonline.com).
• Step 2: Book a Doorstep Service Request: Click on the "Service Request" option and choose "Non-IPPB Customer", then select "Doorstep Banking".
• Step 3: Choose Aadhaar-Mobile Update: You will see a list of available services. Select the checkbox for "Aadhaar-Mobile Update".
• Step 4: Fill in Your Personal Information: Complete the online form with your exact details. You must input your full name, complete residential address (ensure this is highly precise so the postman can easily find your home), pin code, email ID, and the new mobile number you want to link.
• Step 5: Select the Time Slot & Submit: Choose your preferred date and time slot for the visit, agree to the terms and conditions, enter the captcha, and click submit. You can also place this request by calling the IPPB national helpline numbers: 155299 or 033-22029000.
• Step 6: Biometric Verification by Postman: Within 2 to 5 working days, a local postman or Gramin Dak Sevak (GDS) will visit your home. They will carry a secure G-Series biometric smartphone and fingerprint/iris scanner. They will verify your identity using your biometrics, check your physical Aadhaar card, and perform the mobile update on their secure system.
• Step 7: Pay the Fee: Pay the official update fee of ₹75 directly to the postman. They will issue an electronic receipt and hand you an acknowledgment slip containing your Update Request Number (URN).

Method 3: Online Appointment Booking & Centre Visit (The Traditional Method)

This method is highly recommended if your facial features have changed significantly over the years (causing face authentication to fail) or if you need to update other demographic or biometric parameters (like your fingerprints, iris, or photo) at the same time.

• Step 1: Go to the UIDAI Appointment Portal: Visit the official booking portal at ask.uidai.gov.in.
• Step 2: Choose Your Location: Select your city or local area from the dropdown menu and click "Proceed to Book Appointment".
• Step 3: Enter Any Active Number for OTP: Under the 'Aadhaar Update' tab, enter any active mobile number (this does not have to be the one linked to your Aadhaar) and input the verification captcha. Click "Generate OTP" and enter the code you receive.
• Step 4: Select the Fields to Update: Input your 12-digit Aadhaar number and your exact name as printed on the card. Under the fields to update, select the checkbox for "Mobile Number".
• Step 5: Enter the New Mobile Number: Input the new mobile number you wish to link and click next.
• Step 6: Choose Your Slot: The system will display a calendar showing available dates and time slots at your nearest Aadhaar Seva Kendra (ASK). Select a convenient slot and click submit.
• Step 7: Print the Appointment Slip: Download and print your appointment confirmation slip. You can choose to pay the ₹75 fee online during booking or in cash directly at the centre.
• Step 8: Visit the Aadhaar Seva Kendra (ASK): Arrive at the ASK 15 minutes before your scheduled slot. Carry your physical Aadhaar card. Note that no other supporting document is required if you are only updating your mobile number; your physical presence and biometric confirmation (fingerprint/iris) are sufficient.
• Step 9: Complete Biometrics: The operator at the kiosk will scan your biometrics and execute the change. They will provide you with an acknowledgment slip containing your URN.

How to Track and Verify Your Mobile Number Change Status

Once you have submitted your request using any of the three methods detailed above, the UIDAI backend systems will process and verify your request. Here is how you can monitor the progress:

1. Locate Your URN or SRN: Keep your acknowledgment slip (from the postman or ASK) or the digital confirmation (from the Aadhaar app) ready. It contains your 14-digit Update Request Number (URN) or Service Request Number (SRN).
2. Go to the Portal: Visit the official myAadhaar portal at myaadhaar.uidai.gov.in.
3. Check Status: Click on "Check Enrolment & Update Status".
4. Enter Details: Enter your URN/SRN and the security captcha on the screen, then click "Submit".
5. View Status: The portal will display the exact stage of your request (e.g., "Validation Stage," "Processing," or "Completed").

How Long Does it Take to Update?

Typically, an Aadhaar mobile number update is completed within 2 to 7 working days. However, in rare instances where manual backend verification is required, it can take up to 30 days. You will receive a confirmation SMS on your newly linked mobile number once the update is successful.

How to Verify the Linked Number?

To ensure your new number is correctly active in the database, you can run a quick verification check:

1. Go to the official UIDAI homepage and find the Aadhaar Services section.
2. Click on "Verify Email/Mobile Number".
3. Enter your 12-digit Aadhaar number and the new mobile number you linked.
4. Solve the captcha and click "Send OTP".
5. If you see a green checkmark saying, "The mobile number you have entered is already verified with our records," your change has been officially and successfully written to the Central Identities Data Repository!

Downloading Your e-Aadhaar After the Mobile Number Change

Once you receive the confirmation that your phone number has been updated, you can immediately download a fresh, digitally-signed copy of your Aadhaar card (known as e-Aadhaar). This serves as a legally-valid document for all purposes, equivalent to the physical card.

Follow these steps to download your updated card:

1. Visit the Download Portal: Open your web browser and navigate directly to the e-Aadhaar download tool at eaadhaar.uidai.gov.in (which redirects securely to myaadhaar.uidai.gov.in/gen-aadhaar).
2. Select Your Input Method: You can log in using your 12-digit Aadhaar number, your 16-digit Virtual ID (VID), or the 28-digit Enrolment ID (EID) found on your recent update slip.
3. Request OTP: Enter the security captcha code and click on "Send OTP".
4. Receive the OTP on the New Number: The verification OTP will arrive on your newly registered mobile number. Enter this 6-digit code on the portal.
5. Masked Aadhaar Option: If you want to download a masked version of your Aadhaar for enhanced privacy (where only the last 4 digits are visible and the first 8 are replaced with 'XXXX-XXXX'), select the "Do you want a masked Aadhaar?" checkbox. Otherwise, leave it unchecked.
6. Download the PDF: Click on "Verify & Download". Your e-Aadhaar will be downloaded as a password-protected PDF file.
7. Open the PDF: To open your downloaded e-Aadhaar, you must enter an 8-character password. This password is standard across all downloads and is formatted as:
   • The first four letters of your name in CAPITAL letters (as printed on your Aadhaar card).
   • Your year of birth in YYYY format.
   • Example: If your name is ANURAG SHARMA and you were born in 1993, your PDF password will be ANUR1993.

Frequently Asked Questions (FAQs)

Q1. Can I link multiple Aadhaar cards to the same mobile number?

Yes. The UIDAI allows family members to link their individual Aadhaar cards to a single, shared mobile number. This is highly useful for households with elderly members or children. However, keep in mind that for seamless operation of personal bank accounts, modern UPI payment apps, and personal taxation portals, it is strongly recommended that every adult has a unique, dedicated mobile number registered under their own Aadhaar.

Q2. What are the charges to change my Aadhaar mobile number in 2026?

As of early 2026, the official fee structure set by the UIDAI is:

• Demographic Update (Name, Address, Mobile Number, Email, Gender, Date of Birth): ₹75.
• Biometric Update (Fingerprints, Iris, and Photo): ₹125.

If you are updating your mobile number along with a biometric update at a physical kiosk, only the biometric fee of ₹125 will be charged.

Q3. Can I change my actual 12-digit Aadhaar number if I suspect fraud?

No. Your 12-digit Aadhaar number is a permanent, lifetime identifier. You cannot perform an aadhaar number change. If you suspect that your Aadhaar number is being misused, you should log into the myAadhaar portal or the new Aadhaar app and use the "Biometric Lock/Unlock" feature to secure your fingerprints and iris details. You can also generate a temporary 16-digit Virtual ID (VID) to use for authentication instead of sharing your real Aadhaar number.

Q4. Why was my Aadhaar mobile number change request rejected?

The most common reasons for update rejections include:

• Technical Scanning Glitches: During face authentication, poor room lighting, an unstable camera, or a highly cluttered background can prevent the AI from establishing a clean biometric match.
• Data Mismatch: Entering incorrect personal details (like a slightly different name spelling) on the update forms.
• System/Server Errors: Temporary connection drops between local servers and the main UIDAI central database during processing.

If your request is rejected, you can safely attempt the face authentication process again in a brighter room, or opt for an IPPB doorstep postman visit.

Q5. My old registered SIM card is completely lost and deactivated. How can I receive the OTP to change my number?

If your old registered SIM card is no longer active, you do not need to worry. You can still download the new Aadhaar app, sign in using any active mobile number to complete the basic login, and then initiate the mobile update using Face Authentication. Since face authentication matches your physical face against the UIDAI database, it bypasses the need to send a confirmation OTP to your old, lost mobile number. Alternatively, booking an IPPB doorstep visit or visiting an ASK will resolve this without requiring your old SIM.

Conclusion

Keeping your Aadhaar-linked mobile number updated is a fundamental step to secure your digital identity and maintain uninterrupted access to banking, taxation, and government benefits. With the introduction of the new Aadhaar app featuring secure face authentication and India Post's convenient doorstep banking services in 2026, updating your records is incredibly straightforward. Choose the method that best aligns with your needs, follow the steps carefully, and ensure your digital life remains secure and fully accessible.