You can reset an iPhone, even without the password, by putting it into "recovery mode" or erasing it via iCloud's Find My ...
If you forgot your iPhone passcode or iPad passcode, you can use recovery mode to unlock your iPhone or iPad. To access the recovery mode, you need a computer and a cable to connect your iPhone to the ...
You can set up Face ID on an iPhone in just a few seconds in the "Face ID & Passcode" section of your phone's Settings app.