How to enable two-factor authentication on Facebook

Complete guide with multiple methods and troubleshooting for enabling two-factor authentication on Facebook.

7-10 min read
Expert Verified
Last Updated: August 2025

Quick Answer

To enable two-factor authentication on Facebook, navigate to your account settings, select 'Security and Login', and follow the prompts to set up your preferred method of authentication. This adds an extra layer of security to your account by requiring a second form of verification in addition to your password.

Medium⏱ 7-10 min read

Prerequisites & Requirements

Before enabling two-factor authentication on Facebook, ensure you meet the following requirements:
  • •A Facebook account in good standing.
  • •Access to the email or phone number linked to your Facebook account.
  • •A compatible device for receiving authentication codes (smartphone recommended).
  • •Updated version of the Facebook app if using mobile (latest version recommended).

Method 1: Enabling Two-Factor Authentication via Facebook Website

This method is suitable for users who prefer using a desktop or laptop to manage their Facebook settings.
  • •Step 1: Log into your Facebook account at www.facebook.com.
  • •Step 2: Click on the downward arrow in the top right corner and select 'Settings & Privacy', then click 'Settings'.
  • •Step 3: In the left sidebar, click on 'Security and Login'.
  • •Step 4: Scroll down to 'Two-Factor Authentication' and click 'Edit'.
  • •Step 5: Choose your preferred method of authentication (Text Message or Authentication App) and follow the prompts to set it up.
  • •Step 6: After setup, Facebook will prompt you to enter a code sent to your chosen method to verify it worked.
  • •Step 7: Confirm that two-factor authentication is enabled by checking the status in the 'Two-Factor Authentication' section.

For Windows 11

Windows 11 users may notice a slightly different interface, but the steps remain largely the same.
  • •Step 1: Open your preferred web browser and go to www.facebook.com.
  • •Step 2: Click on the 'Start' menu and select 'Settings' to ensure your system is updated.
  • •Step 3: Follow the same steps as outlined above for enabling 2FA.

For Windows 10

Windows 10 users will follow the same steps as for Windows 11, with minor differences in the interface.
  • •Step 1: Access Facebook through your web browser.
  • •Step 2: Ensure your browser is updated to the latest version for best performance.
  • •Step 3: Proceed with the same steps as outlined for enabling 2FA.

Method 2: Enabling Two-Factor Authentication via Facebook Mobile App

This method is ideal for users who primarily access Facebook through their mobile devices.
  • •Step 1: Open the Facebook app on your mobile device.
  • •Step 2: Tap on the three horizontal lines (menu) in the bottom right corner (iOS) or top right corner (Android).
  • •Step 3: Scroll down and tap on 'Settings & Privacy', then tap 'Settings'.
  • •Step 4: Under 'Security', tap on 'Security and Login'.
  • •Step 5: Tap on 'Use two-factor authentication'.
  • •Step 6: Choose your preferred method (Text Message or Authentication App) and follow the prompts.
  • •Step 7: Enter the verification code sent to your device to confirm the setup.

Troubleshooting Common Issues

If you encounter issues while enabling two-factor authentication, consider the following solutions:
  • •Error: 'Unable to send code' - Solution: Ensure your phone number is correctly linked to your account and that you have a good signal.
  • •Issue: 'Authentication app not working' - Fix: Check if the app is updated and synced correctly with your Facebook account.
  • •Problem: 'Code not received' - Workaround: Wait a few minutes and request a new code, or try using an authentication app instead.

Advanced Tips & Shortcuts

Enhance your experience with these advanced tips:
  • •Keyboard shortcut: Ctrl + Shift + I (Windows) or Command + Option + I (Mac) - Opens Developer Tools for troubleshooting.
  • •Command line: N/A - Facebook does not support command line for 2FA.
  • •Hidden feature: Facebook's 'Trusted Contacts' - Set up trusted contacts to help you regain access if you lose your 2FA method.

Common Mistakes to Avoid

Avoid these common pitfalls:

Expert Tips

Utilizing two-factor authentication is essential for securing your Facebook account against unauthorized access.