1. Go to your Facebook.com profile and select Settings
2. Go to the Security and Login menu option
3. Scroll down on the page until you find Two-Factor Authentication section, and hit Edit next to use two-factor authentication.
4. Hit Get Started
5. Hit Authentication App option and then hit Next
6. Hit Grab QR code in your TypingDNA extension and then hit Next in Facebook auth box.
7. Click your newly added Facebook account in your TypingDNA extension
8. Paste your copied code in the required fieldNote: For some technical reason, autofill feature is not working with Facebook. Use CTRL+V/ CMD +V or right click on your mouse.
7. Hit Finish and you are good to go