To reset or change your iPad's passcode, you can use the "Passcode" menu in your Settings app, or reset the entire device.

To change your restrictions passcode on an iPhone, you'll need to go into your Settings. Where you go from there depends on your iOS version.

Some iPhone features you'll never use, while others become non-negotiable the moment you try them. For me, these settings fall firmly into the second category. Apple added Stolen Device Protection to ...