3 Ways To Fix Facebook Not Sending Security Code

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James Parker

How-To

5 min. read

Published on October 4, 2025

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Experiencing trouble receiving your Facebook security code can be frustrating, especially when you’re trying to log in or secure your account. This issue can stem from various causes, ranging from simple delays to more complex account settings. Fortunately, there are several troubleshooting steps you can take to resolve this problem and regain access to your Facebook account.

This article will guide you through three effective methods to fix Facebook not sending security codes. We’ll explore common causes, provide step-by-step instructions, and offer tips to ensure you receive your security codes promptly in the future. Let’s dive in and get your Facebook account back on track.

Why Am I Not Receiving My Facebook Security Code?

Check Your Phone Number and Email Address

The first and most important step is to ensure that the phone number and email address associated with your Facebook account are correct and up-to-date. An incorrect or outdated contact method will prevent you from receiving the security code.

Log into Facebook (if possible): If you can access your account through an alternative method, such as a trusted device, log in.
Navigate to Settings: Click the downward-facing arrow in the top-right corner and select “Settings & Privacy,” then click “Settings.”
Go to Contact Information: In the left sidebar, click “Contact Information.”
Verify Phone Number and Email: Review the listed phone number and email address. If either is incorrect, click “Edit” and update the information.
Confirm Changes: Facebook will likely require you to confirm the changes via email or SMS to ensure the information is accurate.

Review Your Notification Settings

Facebook allows you to customize your notification preferences, and it’s possible that security code notifications have been inadvertently disabled.

Access Notification Settings: From the “Settings” menu, click “Notifications” in the left sidebar.
Check SMS Notifications: Scroll down to the “SMS” section.
Enable Security Code Notifications: Ensure that the option to receive security codes via SMS is enabled. If it’s disabled, toggle it on.
Check Email Notifications: Similarly, check the “Email” section and ensure that security and login notifications are enabled.

Use a Code Generator or Recovery Codes

If you’ve enabled two-factor authentication, Facebook provides alternative methods for accessing your account if you can’t receive security codes.

Facebook Code Generator: If you have the Facebook app installed on a trusted device, you can use the code generator.

Open the Facebook App: On your trusted device, open the Facebook app.
Go to Menu: Tap the menu icon (usually three horizontal lines).
Navigate to Code Generator: Scroll down to “Code Generator” and tap it.
Use the Code: The app will display a unique code that you can use to log in. This code refreshes periodically.

Recovery Codes: Facebook allows you to generate recovery codes that can be used in place of security codes.

Access Recovery Codes: From the “Security and Login” settings, find the “Recovery Codes” section.
Reveal Codes: Click “Show Codes.” You may need to enter your password to verify your identity.
Use a Code: Use one of the provided recovery codes to log in. Each code can only be used once.
Generate New Codes: If you’ve used all your recovery codes, you can generate new ones.

Tips for Receiving Security Codes

Check Your Spam/Junk Folder: Sometimes, security codes sent via email can end up in your spam or junk folder.
Ensure Good Signal Strength: If you’re using SMS, make sure your phone has good signal strength.
Restart Your Phone: A simple restart can sometimes resolve issues with receiving SMS messages.
Contact Your Mobile Carrier: If you suspect there’s an issue with your mobile service, contact your carrier to ensure SMS delivery is working correctly.

Quick Solutions for Facebook Security Code Issues

Having trouble receiving your Facebook security code can be a major inconvenience, but by verifying your contact information, checking your notification settings, and utilizing alternative methods like the code generator or recovery codes, you can often resolve the issue quickly and securely regain access to your account.

FAQ

Why am I not getting my Facebook security code via SMS? There could be several reasons, including an incorrect phone number, disabled SMS notifications in your Facebook settings, or issues with your mobile carrier.

How do I find the code generator on Facebook? Open the Facebook app on a trusted device, go to the menu, and scroll down to “Code Generator.”

What are Facebook recovery codes? Recovery codes are backup codes that Facebook provides in case you can’t receive security codes via SMS or email. They can be found in the “Security and Login” settings.

How often does the Facebook code generator refresh? The code generated by the Facebook code generator refreshes periodically, usually every 30 seconds.

What should I do if I’ve used all my Facebook recovery codes? You can generate new recovery codes in the “Security and Login” settings of your Facebook account.

Comparing Two-Factor Authentication Methods

Feature	SMS Security Code	Code Generator	Recovery Codes
Accessibility	Requires phone	Requires App	Requires Setup
Convenience	Very Convenient	Convenient	Less Convenient
Security	Less Secure	More Secure	Secure
Dependence	Carrier Dependent	Device Dependent	Independent