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If a thief knows your iPhone passcode

Short answerMove quickly on your accounts. Mark the iPhone as lost, change your Apple Account password from another Apple device if you can, and call your network and bank. Check that nobody has added a new trusted device.

Why a passcode changes things

A thief without your passcode has a locked phone. A thief with your passcode may be able to open your apps and see your pictures. Unless Stolen Device Protection is on, they may also get to your saved passwords and your Apple Account settings.

What to do now

  1. Mark your iPhone as lost at icloud.com/find, from another phone or a computer.
  2. Change your Apple Account password from another Apple device you're signed in on, if the thief may know your passcode. No other Apple device? Try account.apple.com. It may ask for a code sent to your number, which stops working once your SIM is blocked, and if Stolen Device Protection is on, some changes can't be made on the web. If you can't get in, or your password has stopped working, go to iforgot.apple.com to start account recovery. There's a waiting period. Check that nobody has added a new trusted device.
  3. Call your network to block your SIM, so login codes stop reaching that phone.
  4. Call your banks and e-wallets. Tell them someone may have your passcode.
  5. Change your email password and sign the phone out of your other accounts.
  6. Change any password you had saved on the phone, starting with the most important ones.

Our full plan is in what to do if your iPhone is stolen.

What to do before it happens

How FirstHour helps

Protect points out pictures of cards, IDs and codes so you can deal with them first. The Vault has its own pattern or PIN, separate from your iPhone passcode, so knowing your passcode isn't enough to open it. FirstHour's own app lock is weaker: it opens with your iPhone passcode. It also can't change your passwords for you.

Questions

Can a thief turn off Find My with my passcode?

Apple says Find My can't be turned off while Stolen Device Protection is on. Away from familiar places, turning that protection off takes Face ID or Touch ID and a one-hour wait. In a familiar place, such as your home, your passcode is enough unless you've chosen Always. That's why it's worth turning on now, set to Always.

Should I erase my iPhone right away?

Apple says to make sure you've tried everything else first, because erasing can't be undone. Mark it as lost first, and keep the iPhone in Find My even if you erase it.

Sources

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