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

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

So, you're locked out of your Apple Watch. Maybe you forgot your passcode and you tried a few too many times. Maybe you had no idea your watch's screen was on, and you butt-dialed an incorrect ...