And, importantly, you can trigger it immediately instead of waiting an hour. Since around iOS 11 this USB lockout and “require pin, not FaceID/TouchID” used to

And, importantly, you can trigger it immediately instead of waiting an hour. Since around iOS 11 this USB lockout and “require pin, not FaceID/TouchID” used to be 5 clicks of the power button, and triggered it immediately. Also brings up an emergency button no matter what you were doing. After this screen, pin is required. Prior to this Lockdown mode, for best results you also may want to use Apple Configurator or JAMF Free or similar to block other ways of “recovering” access. Before iOS 11’s USB lockout, this “pair locking” was the best way of helping block forensics tools: https://www.zdziarski.com/blog/?p=2589 https://www.zdziarski.com/blog/?p=2589