AU Small Finance Bank Mobile Number Registration Update

AU Small Finance Bank Mobile Number Registration Update

Update or register your mobile number with AU Small Finance Bank through the AU 0101 app, net banking, or by visiting a branch. Keeping your mobile number current is essential for OTPs, alerts, and all digital banking services.

Update via AU 0101 App

1. Log in to the AU 0101 app.
2. Go to Profile or Settings.
3. Tap Update Mobile Number.
4. Enter your new number and verify with an OTP.
5. Confirm the update.

Update via Net Banking

1. Log in to AU SFB net banking.
2. Navigate to Service Requests or Profile Management.
3. Select Update Mobile Number.
4. Enter and verify the new number with OTP authentication.

Update at Branch

If you no longer have access to your old registered number, a branch visit is required.

1. Visit any AU Small Finance Bank branch with a valid government-issued photo ID (Aadhaar, PAN, or Passport).
2. Fill out the mobile number change form.
3. Submit it to the branch officer. Processing takes 1 to 2 working days.

Why Keeping Your Number Updated Matters

• All UPI and net banking OTPs go to your registered number.
• Missed call and SMS banking only work with the registered number.
• Transaction alerts and fraud notifications are sent to this number.

Key Takeaways

• Update via the AU 0101 app or net banking for a quick, branch-free process.
• Branch update is mandatory if you have lost the old registered number.
• Carry valid photo ID for branch-based requests.
• Processing time: instant online, 1 to 2 days at branch.

FAQ

Will updating my mobile number with AU SFB also update it for UPI?

No. After updating your number with the bank, re-register your UPI ID using the new number in your UPI app, as UPI and bank mobile records are managed separately.

Can I update the mobile number for a joint account online?

Joint account mobile number updates often require branch visit with all account holders present. Check with your branch to confirm the requirement for your specific account.

Is there a fee for mobile number update?

No. Mobile number updates are a free service at AU Small Finance Bank.