Signature biometrics refers to the process of capturing and analyzing a person’s signature using dynamic data to verify their identity. Unlike a static signature image, biometric signatures capture behavioral patterns, such as speed and stroke direction, making them more secure and harder to forge.
Once it is enabled, when you reach the signature screen. On the bottom right there is now a Record button.
Press Record and you can proceed to sign.
Press Stop when you have done finish and the biometric signature will be saved to Saved Signatures in .bio format. Then you can proceed to share the .bio file.