Add a security key to your Facebook account

In order to add a security key to your account, you’ll first need to purchase your own third party Universal 2nd Factor (U2F) or FIDO2 security key .
Some types of keys can be used by inserting them into a USB or lightning port. Other types of keys can be used by holding them near your computer or mobile device. Before purchasing, make sure that your security key is compatible with the browser and the device that you use to log into your account. After you add a key to your account, you can then use that key to log in.
Learn more about security keys and how they work .
Add a security key
1.
Go to your Security and login settings .
2.
Tap Use two factor authentication . You may be asked to re-enter your Facebook password at this point.
3.
Tap Use security key . Then, follow the on-screen instructions. If you do not see the Security Key option, you may need to update your browser.
Once you’ve successfully added a security key to your account, you can start using it when you log in. Learn more about how to log in with your security key .
I'm having trouble registering my security key to my account
If you’re having trouble registering your security key to your account, try the following:
If you have a USB or lightning security key, make sure it’s plugged in correctly.
If your security key is touch activated, make sure to tap the sensor or button on your key when you want to activate it.
Move NFC keys slowly over your device near the sensor. The location of the NFC sensor depends on your device.
Charge Bluetooth keys regularly.
Check the manufacturer's instructions for your security key for additional help.
Try updating your browser or mobile app and make sure your key is compatible with the device and browser you’re logging in from.
Other Useful Resources
Learn about what to do if you lose your key or if your device or browser does not support security keys .
Learn how to log in with your security key after you’ve added it to your account .
Your security key can be used with other websites while also being used for your Facebook account.
If you're running Linux, you'll need to follow this additional step to use your security key.
Was this helpful?
© 2024 Meta