This cool face-unlock sensor sits under the display and can be used for payments

This cool face-unlock sensor sits under the display and can be used for payments

Credit: Robert Triggs / Android Authority

Under-display face unlock tech could potentially come to phones in 2024.
The tech is made possible thanks to a company called Trinamix.

Under-display cameras are on the cutting edge of smartphone development today, but we haven’t seen face unlock sensors dive under the screen on commercial phones just yet.