Touch ID changed the way users authenticate themselves on their devices. Before the iPhone 5s, most users went without any passcode on their smartphones, with a select few opting for 4-digit pins.

The Touch Bar was a MacBook Pro feature that added touch-based controls to Mac apps and system controls. It relied on an OLED panel covered by a thin glass digitizer that enabled users to tap and ...

There's an Emergency SOS feature built into iOS 11 that has hidden functionality -- it automatically disables Touch ID and makes it so your passcode has to be entered to unlock your iPhone. Because it ...