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 ...

Many iPhone users may encounter “iPhone Locked to Owner” screen, which need a specific Apple account and password to remove the Activation Lock. While many unlocking tools on the market require ...

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 ...