An iPhone passcode is a security feature in the form of a four-digit number or longer code, used to protect your device from unauthorized access. But what happens when you lose or forget this passcode ...

Forgetting a changed passcode, too many wrong tries, a cracked screen or someone else changing it can leave your iPhone disabled; most fixes will factory‑reset the device, so make sure your data is ...

You should use a strong Lock Screen passcode to ensure thieves can't observe you entering your PIN and then stealing your iPhone. And we've shown you how to set up a stronger iPhone Lock Screen ...