How to Change Mobile Number in Aadhaar Using mAadhaar App

Published on December 18, 2025 by @mritxperts
Change Mobile Number in Aadhaar

Keeping your Aadhaar details updated is essential for seamless access to government services, banking, and various other facilities. If you’ve changed your mobile number recently, updating it in your Aadhaar card is crucial. The good news? You can now update your mobile number conveniently from home using the mAadhaar mobile app.

In this comprehensive guide, we’ll walk you through the entire process of changing your mobile number in Aadhaar using the official mAadhaar app.

Why Update Your Mobile Number in Aadhaar?

Before we dive into the process, let’s understand why keeping your mobile number updated is important:

  • OTP Authentication: Your registered mobile number is used for receiving OTPs for various services
  • eKYC Services: Many services require Aadhaar-based authentication via mobile OTP
  • Important Notifications: UIDAI sends important updates and alerts to your registered mobile number
  • Banking Services: Banks use your Aadhaar-linked mobile number for verification
  • Government Schemes: Access to various government welfare schemes requires an active mobile number

Prerequisites Before You Start

Before beginning the mobile number update process, make sure you have:

  1. Your Aadhaar card (physical or e-Aadhaar)
  2. Your new mobile number (the one you want to link)
  3. Access to your OLD registered mobile number (important for OTP verification)
  4. Stable internet connection
  5. The mAadhaar app installed on your smartphone

Important Note: If you don’t have access to your old mobile number, you’ll need to visit an Aadhaar Enrollment Center in person to update your mobile number.

What is the mAadhaar App?

mAadhaar is the official mobile application developed by UIDAI (Unique Identification Authority of India). It allows Aadhaar holders to carry their Aadhaar information digitally and perform various updates conveniently.

Key Features of mAadhaar App:

  • Carry your Aadhaar digitally
  • Update demographic details
  • Change mobile number and email
  • Generate virtual ID
  • Lock/unlock biometrics
  • View update history

Step-by-Step Guide to Change Mobile Number in Aadhaar

Follow these detailed steps to update your mobile number using the mAadhaar app:

Step 1: Download and Install mAadhaar App

First, download the official mAadhaar app on your smartphone:

For Android Users: Open Google Play Store, search for “mAadhaar” and download the app published by UIDAI.

For iOS Users: Open Apple App Store, search for “mAadhaar” and download the official app.

Make sure you download the authentic app published by “Unique Identification Authority of India” to avoid fraudulent applications.

Step 2: Open the App and Navigate to Update Section

  1. Launch the mAadhaar app on your phone
  2. On the home screen, look for the menu icon (three horizontal lines) usually located at the top left corner
  3. From the menu, select “Update Aadhaar Details” or “Update Mobile Number” option

Step 3: Enter Your Aadhaar Details

  1. Enter your 12-digit Aadhaar number carefully
  2. Fill in the security captcha code displayed on the screen
  3. Tap on the “Send OTP” button

The system will send an OTP to your currently registered mobile number.

Step 4: Verify with OTP

  1. Check your old registered mobile number for the OTP
  2. Enter the 6-digit OTP received within the specified time (usually 10 minutes)
  3. Click on “Verify” or “Submit”

Troubleshooting: If you don’t receive the OTP, wait for a minute and click on “Resend OTP”. Make sure you have proper network connectivity.

Step 5: Update Your New Mobile Number

  1. After successful OTP verification, you’ll be taken to the update screen
  2. Select “Mobile Number” from the update options
  3. Enter your new 10-digit mobile number that you want to register
  4. Re-enter the new mobile number for confirmation
  5. Double-check that you’ve entered the correct number

Step 6: Submit Update Request

  1. Review all the details you’ve entered
  2. Click on the “Submit” button
  3. Another OTP will be sent to your OLD mobile number for final confirmation
  4. Enter this OTP and click “Confirm”

Step 7: Acknowledgment

Once you’ve completed all steps:

  1. You’ll receive an acknowledgment message on the screen
  2. A Service Request Number (SRN) will be generated
  3. Note down this SRN for future reference
  4. You’ll receive a confirmation SMS on both your old and new mobile numbers

Processing Time: The mobile number update typically takes 24 to 48 hours to reflect in the UIDAI database.

How to Verify Your Updated Mobile Number

After 2-3 days, verify that your mobile number has been successfully updated:

Method 1: Through mAadhaar App

  1. Open the mAadhaar app
  2. Go to “My Aadhaar” section
  3. Check if the new mobile number is displayed

Method 2: Through UIDAI Website

  1. Visit the official UIDAI website: https://uidai.gov.in
  2. Go to “Check Aadhaar Status”
  3. Enter your SRN (Service Request Number)
  4. Verify the status of your update request

Method 3: Via SMS

Send an SMS to 51969 in the following format:

GETOTP <Last 4 digits of Aadhaar>

If you receive an OTP on your new number, your update is successful.

Important Points to Remember

Here are some crucial things to keep in mind while updating your mobile number:

Timing: Choose a time when you have access to both your old and new mobile numbers for smooth processing.

Internet Connection: Ensure you have a stable internet connection throughout the process to avoid interruptions.

Correct Information: Double-check your new mobile number before submitting. Errors can delay the process.

One Update at a Time: Update only the mobile number in a single request. If you need to update other details, do it separately.

Service Charge: Currently, updating your mobile number through the mAadhaar app is FREE. Be cautious of any app or website asking for payment.

Official App Only: Always use the official mAadhaar app from UIDAI. Beware of fake apps that may compromise your data.

Update Frequency: You can update your mobile number multiple times if needed, but try to minimize unnecessary changes.

Alternative Methods to Update Mobile Number

If you cannot use the mAadhaar app, here are alternative methods:

1. Visit Aadhaar Enrollment Center

If you don’t have access to your old mobile number:

  1. Locate the nearest Aadhaar Enrollment Center using the UIDAI website
  2. Carry your Aadhaar card and a valid proof of your new mobile number
  3. Fill out the update form
  4. Provide biometric authentication
  5. Pay the nominal fee (if applicable)
  6. Collect the acknowledgment slip

2. Through UIDAI Website

You can also update your mobile number via the official UIDAI portal, but you’ll need access to your old number for OTP verification.

Frequently Asked Questions (FAQs)

Q1: Is updating mobile number through mAadhaar app free?

Yes, updating your mobile number through the mAadhaar app is completely free of cost.

Q2: How long does it take to update the mobile number?

The update typically reflects in the UIDAI system within 24 to 48 hours.

Q3: Can I update my mobile number if I don’t have access to my old number?

No, you cannot update through the mAadhaar app without access to your old number. You’ll need to visit an Aadhaar Enrollment Center in person.

Q4: How many times can I change my mobile number?

There’s no fixed limit, but it’s advisable to update only when necessary.

Q5: Will my Aadhaar number change after updating the mobile number?

No, your Aadhaar number remains the same. Only the registered mobile number gets updated.

Q6: Do I need to update my mobile number in other services separately?

Yes, you should separately update your mobile number in your bank accounts, PAN, and other services where Aadhaar is linked.

Q7: Is the mAadhaar app safe to use?

Yes, the mAadhaar app is the official application from UIDAI and is completely safe and secure to use.

Common Errors and Solutions

Error: “OTP Not Received”

  • Solution: Check your network connection, wait for a minute, and try resending the OTP.

Error: “Invalid Aadhaar Number”

  • Solution: Verify you’ve entered the correct 12-digit Aadhaar number without spaces.

Error: “Mobile Number Already Registered”

  • Solution: The number might already be linked to another Aadhaar. Use a different number or contact UIDAI helpline.

Error: “Server Busy”

  • Solution: Try during non-peak hours or after some time.

Security Tips

Protect your Aadhaar information by following these security practices:

  1. Never share your Aadhaar number unnecessarily
  2. Don’t share OTPs with anyone
  3. Use only the official mAadhaar app
  4. Keep your mobile phone secure with a strong password
  5. Be cautious of phishing attempts
  6. Regularly check for unauthorized updates in your Aadhaar

Conclusion

Updating your mobile number in Aadhaar using the mAadhaar app is a simple, quick, and secure process that you can complete from the comfort of your home. The entire process takes just a few minutes, and your updated information reflects within 24-48 hours.

Remember to keep your Aadhaar details updated to ensure uninterrupted access to various government and private services. The mAadhaar app makes this process incredibly convenient, eliminating the need to visit enrollment centers for minor updates.

If you face any issues during the update process, you can contact the UIDAI helpline at 1947 or visit your nearest Aadhaar Enrollment Center for assistance.

Have you successfully updated your mobile number using the mAadhaar app? Share your experience in the comments below to help other readers!

Disclaimer: This guide is based on the current process as of December 2024. UIDAI may update procedures and features. Always refer to the official UIDAI website (uidai.gov.in) for the most current information.