The following is a guide for adding Fingerprint as a factor to sign in to your True Key profile on an Android device. Make sure you're using a device equipped with a secure fingerprint reader. Click here to see if your device is supported.
Adding Fingerprint on Android
Go to your Profile Preferences. If you're using the Basic security level, select Fingerprint under the Factors section.
If you're using the Advanced security level, select either Face & Fingerprint or Master Password & Fingerprint under the Factors section.
The True Key app will guide you through the setup process for Fingerprint.
Once the setup process is completed, you'll receive a confirmation message that Fingerprint has been saved to your profile.
Finally, the True Key app will update your Security Level. If you're using the Basic security level, Fingerprint should appear as your only factor.
If you're using the Advanced security level, Fingerprint should appear as the second factor.
There. That's how you add Fingerprint as a factor on Android.