Restriction against smiling in passport photos stems from the need for accuracy in facial recognition software, which depends on unaltered facial proportions.

It’s important to keep your expression neutral in your passport photo. YOUR CHECK IS FOR THE WRONG AMOUNT Did you forget to include any extra processing fees or the passport card fee?

Pose with a neutral expression or natural smile (don't show your teeth) and ensure your eyes are open. Where should I go to get a passport photo? If you're confident you can follow the guidelines ...