Guide: Clear immigration at Dubai airport in 5 seconds

Dubai's General Directorate of Residency and Foreigners Affairs in Dubai (GDRFA-Dubai) has launched a new fast-track passport control service that uses face and iris-recognition technologies.
New biometric systems deployed at 122 smart gates at arrival and departure terminals at Dubai Airports enable passengers to complete passport control procedures in five to nine seconds.
Here is a step-by-step guide to using the service.