How to Change Your Registered Mobile Number in a Bank Account

Takendra Verma
3 Min Read

Your registered mobile number is one of the most important details linked to your bank account.

It is used to receive transaction alerts, OTPs, account updates, and security notifications.

If you have changed your phone number or your bank still has your old number, you should update it as soon as possible. This will help you avoid problems while using banking services.

Update Through Internet Banking

Many banks allow customers to change their registered mobile number through internet banking.

First, visit your bank’s official website and log in to your Internet Banking account.

After logging in, go to the Profile, Personal Details, Contact Details, or a similar section.

Select the option to update your registered mobile number. Enter your new number

and complete the verification process, which may include an OTP or other security checks. Once verified, your new number will be linked to your account.

Use Your Bank’s Mobile App

You can also update your mobile number using your bank’s official mobile banking app.

Open the app and go to Profile, Settings, Personal Information, or Contact Details.

Enter your new mobile number and complete the verification process as instructed by the bank.

Once the verification is successful, your new number will be updated.

Change Your Number at an ATM

Some banks also let customers update their mobile numbers through ATMs.

Visit your bank’s ATM, insert your debit card, and enter your PIN. Choose options such as Mobile Number Update, Registration, or Update Contact Details.

Enter your old and new mobile numbers and follow the on-screen instructions to complete the verification process.

Why Keeping Your Mobile Number Updated Matters

Your registered mobile number is used to receive SMS alerts for every important banking activity, including cash withdrawals, online payments, and account updates.

It is also required to receive OTPs for internet banking, UPI, and other digital banking services.

If your old number is still linked to your account, you may miss important alerts or face difficulties while completing transactions.

Important Safety Tips

Always use your bank’s official website or official mobile banking app to update your mobile number.

Avoid clicking on links received through SMS, WhatsApp, or email unless you are sure they are genuine.

After updating your number, make a small transaction or check for a banking alert to confirm that the new mobile number has been linked successfully.

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