How to turn off the password on an iPhone, which disables both the passcode and Face ID

To turn off the password on your iPhone, you'll need to open the "Passcode" menu in your Settings app.
MacRumors

Touch ID

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 ...