You must stop at the intersection and proceed when you are aware that other turning or approaching vehicles,bicycles or pedestrians have stopped.
Alexander Hamilton, George Washington, James Madison, and Benjamin Franklin
Answer:
The failsafe method when facial recognition method is unavailable is the Personal Identification Number (PIN) method.
Explanation:
The Personal Identification Number (PIN) option is available for setup for cases when other biometric authentication methods fail due to several reasons.