Factory Reset an iPhone Without a Computer or Password

An iPhone can be factory reset three ways: from Settings when you know the passcode, from the lock screen itself when you have forgotten it, and through a computer in recovery mode. A factory reset erases the iPhone's content and settings, but it does not remove Activation Lock, so a device tied to someone else's Apple Account stays locked to that account after the wipe.

Decide which situation you are in before you start, because the wrong path wastes an hour and can leave the phone stuck in a loop.

What happens to your data when you factory reset an iPhone?

Everything stored on the device goes: apps, photos, messages, saved passwords, downloaded music, and signed-in accounts. Data that lives in your iCloud account is not deleted by erasing the phone, but do not rely on assumptions about what was actually syncing.

If the phone still turns on and you can unlock it, back up first. Open Settings, tap your name at the top, then iCloud, and check what is switched on and when the last backup completed. A backup that stopped three months ago is not a backup of today's phone.

How do you factory reset an iPhone from Settings, without a computer?

1. Connect the iPhone to Wi-Fi and to power. An interrupted erase is much harder to recover from than a slow one.
2. Open Settings, tap General, then scroll to the transfer or reset option for the iPhone.
3. Choose to erase all content and settings.
4. Enter the device passcode when asked. This is the screen code, not your Apple Account password.
5. Enter your Apple Account password when the phone asks for it. This step turns off Find My and Activation Lock, and skipping it is not possible.
6. Confirm, then leave the phone alone until it restarts to the setup screen.

The Apple Account password step is the one that stops most people. If you cannot recall it, reset it before you erase anything, while you still have a working, signed-in phone in your hand. Doing it in that order is far easier than after the wipe.

How do you erase an iPhone when you forgot the passcode?

Recent iPhone software offers an erase option on the lock screen itself after enough failed attempts, once the phone shows the security lockout message. It requires the phone to have a Wi-Fi or cellular connection and it requires the Apple Account password for the account signed in on the device.

1. Enter wrong passcodes until the lockout message appears with an erase option.
2. Tap the erase option and confirm.
3. Sign in with the Apple Account password for the account on that iPhone.
4. Wait for the erase to finish and the setup screen to appear.

If no erase option appears, the phone is running older software or has no connection, and you will need the computer route below. Another route exists if the phone is signed in to your account and you have a second device: erase it remotely through the Find My service from another Apple device you own.

How do you factory reset an iPhone with a computer?

The computer route puts the phone into recovery mode, which is a maintenance state where the computer can install fresh software over whatever is on the device. On a current Mac this is done through Finder; on Windows and older Mac versions, through the Apple device application.

1. Update the software on the computer first, so it recognises the phone.
2. Connect the iPhone with a cable that carries data, not a charge-only cable.
3. Put the phone into recovery mode using the button sequence for your model. The sequence differs between models with a Home button and models without one, so check Apple's instructions for your exact model.
4. When the computer offers Update or Restore, choose Restore to erase and reinstall.
5. Keep the phone connected until the process finishes and the setup screen appears.

If the download on the computer takes too long, the phone can drop out of recovery mode. That is normal. Put it back into recovery mode and continue rather than starting from scratch.

Why is the iPhone still asking for an Apple Account after the reset?

That is Activation Lock. It is a theft protection feature that ties the device to the Apple Account that was signed in when Find My was enabled, and it survives a factory reset by design.

Only the original account can clear it. If the account is yours, sign in with that Apple Account password, recovering it first if needed. If the phone was given to you, ask the previous owner to remove the device from their account, which they can do remotely from their own device without holding the phone. If you bought the phone secondhand and the seller will not do this, the device cannot be used, and no reset method changes that.

What should you do before handing an iPhone to someone else?

• Sign out of the Apple Account and confirm Find My is off, so Activation Lock does not follow the phone.
• Remove any eSIM if you are keeping your number, or transfer it to your new phone first.
• Unpair a watch before erasing the phone, since unpairing afterwards is harder.
• Turn off two-factor prompts tied to the device only after your new device is receiving them.
• Check the phone reaches the setup screen and stays there. That is your proof the erase completed.

What if the iPhone will not reset at all?

A phone that fails partway usually has one of three problems: a cable or port that will not hold a data connection, a battery too low to complete the work, or a device that is managed by a school or employer. A managed device can be configured to refuse an erase, and only the organisation that manages it can lift that restriction.

Charge for half an hour, change the cable, change the port, and try once more. If it still fails, describe what you tried and the exact wording of the error to Apple Support through the official support channels listed on the company’s official website, or take the phone to a service provider, because at that point the problem is more likely hardware than procedure.