Modern gadgets have many useful features. The password on the phone is no longer something ordinary, even more, it is not considered the safest method of protecting your device. Now that modern users have learned Face ID and Touch ID, the traditional input of characters already seems archaic. And given how successful these technologies are, users prefer them.
And for this reason, any problem in the functioning of the means of protection compare the real tragedy, because without it the device is not as convenient to use as before. And very often users of apple devices are prone to fingerprint scanner breakage. And you should start to understand in order.