How to Update or Replace Your Facebook Phone Number in Minutes

In today’s digital age, Facebook is more than a place to chat and share photos. It’s a platform used for business, security verification, communication, and online identity. That’s why keeping your phone number updated is essential. Whether you changed your SIM card or lost your old number, replacing it on Facebook ensures your account stays safe and easy to recover.

Updating your number takes only a few minutes and can be done directly from the Facebook app on Android or iPhone. This guide explains every step clearly and provides solutions to common problems you may face during the process.

1. Why Updating Your Phone Number Matters

Your phone number plays a key role in your Facebook security. It helps you recover your account, receive login alerts, activate two-factor authentication, and secure your business tools.

If your number is inactive or lost, you may face issues like:

- Failure to receive login codes

- Difficulty recovering your account

- Losing access to business tools

- Increased hacking risk

Keeping your number updated makes your Facebook account safer and easier to manage.

2. Types of Phone Number Updates You Can Make

Facebook allows you to manage your contact information in three ways:

• Add a new phone number — Useful if you want more than one recovery option.

• Replace your existing number — Best when you completely switch to a new SIM card.

• Remove an old or inactive number — Important for security and to avoid unauthorized access.

3. Steps to Update or Replace Your Facebook Phone Number

Step 1: Open the Facebook app.

Step 2: Tap the menu icon (☰).

Step 3: Select Settings & Privacy.

Step 4: Tap Settings.

Step 5: Choose Personal and Account Information.

Step 6: Tap Contact Info.

Step 7: Select Add Phone Number.

Step 8: Enter your new phone number.

Step 9: Choose the correct country code.

Step 10: Tap Continue.

Step 11: Enter the 6-digit code sent to your phone.

Step 12: Set the number as Primary.

Step 13: Remove your old number if you’re replacing it.

4. How to Remove an Old Number Only

If your new number is already linked, you can delete the old one:

Go to Settings & Privacy → Settings → Personal and Account Information → Contact Info → Select old number → Remove.

You may need to confirm your password before removing it.

5. If You Lost Access to Your Old Number

If Facebook keeps sending codes to a number you no longer have, try these methods:

- Use your verified email

- Use trusted contacts

- Reset your password from a recognized device

- Try Code Generator

- Upload your ID for verification

These methods help you recover your account even without your old number.

6. Common Problems and Solutions

Problem: Failed to send code

Solution: Check signal, restart phone, or try again later

Problem: Number already in use

Solution: Remove it from the other account first

Problem: Cannot update number

Solution: Logout → Clear cache → Update Facebook → Retry

Problem: Facebook asks for old number verification

Solution: Use email or upload your ID

7. How to Keep Your Account Secure After Updating Your Number

- Enable two-factor authentication

- Use a strong password

- Keep both email and phone number active

- Never share verification codes

- Remove outdated numbers

- Avoid public Wi-Fi logins

Conclusion

Updating your Facebook phone number improves your account safety, access, and recovery. Whether you changed your SIM card, moved to another country, or improved your security, keeping your number updated ensures you never lose control of your account.