How to Update Mobile Number in FAB Account (Complete 2025 Guide)

Keeping your mobile number updated in your First Abu Dhabi Bank (FAB) account is extremely important, it ensures you continue receiving OTP codes, transaction alerts, and account updates safely.

If you’ve recently changed your phone number or switched to a new SIM, you can update your mobile number through multiple official FAB channels, including FAB Mobile App, ATM, and Customer Care.

Here’s a complete guide explaining all the ways to update your registered mobile number in your FAB account.

How to Update Mobile Number in FAB Account

You can change your mobile number in a few simple ways, either through FAB ATMs, the FAB Mobile App, or by contacting customer service.

Option 1: Update Through FAB ATM (Quickest Method)

Visit any FAB ATM near you.
Insert your FAB debit or credit card.
Enter your PIN to access your account.
Choose “Main Menu.”
Select “Update Mobile Number.”
Enter your new mobile number.
Confirm the change and press Submit.

You’ll receive a confirmation SMS on your new number once it’s successfully linked.

Option 2: Update via FAB Mobile App

If you’re already using the FAB Mobile App, updating your number is very easy.

Log in to the FAB Mobile App.
Go to Settings → Profile Information.
Tap on Mobile Number.
Enter your new phone number.
Verify it using an OTP sent to your old or new number.
Once confirmed, your number is updated instantly.

Make sure your Emirates ID and other details are up-to-date to avoid verification issues.

Option 3: Call FAB Customer Care

If you’re unable to use the app or visit an ATM, you can contact FAB’s 24/7 helpline:

Call +971 2 6811511

Verify your identity by answering a few security questions.
Request to update your mobile number.
The FAB representative will process the change securely.

Option 4: Visit the Nearest FAB Branch

For added security or if your number change is linked to a new Emirates ID, you can visit any FAB branch with your:

Emirates ID
Bank card or account details

A bank officer will update your number in the system right away.

FAQs – Mobile Number Update in FAB Account

Yes, you can update it through the FAB Mobile App or by logging into FAB Online Banking.

Usually, your new number is updated instantly, but in some cases, it can take up to 24 hours.

Yes, you can contact FAB Customer Support or update it through the Mobile App if your number has international roaming enabled.

No, FAB does not charge any fee for mobile number updates.

Final Thoughts

Updating your mobile number in your FAB account is a simple yet important step to maintain secure and uninterrupted access to your banking services. Whether you use an ATM, the FAB app, or call customer care, the process takes just a few minutes.

Always keep your contact details updated to ensure smooth transactions, quick OTP verifications, and timely account alerts from First Abu Dhabi Bank (FAB).