Activation Lock

No one has that information.

Apple values your privacy and has safeguards in place to ensure that no one can access the device.

You will need to reach out to the owner because it is the owner’s responsibility to properly erase the device before selling it.

Until then, it is locked. 🔐

You can't. The activation lock is an anti-theft measure.

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Apple won't unlock it. The only way to prove that it isn't stolen is to have the original purchase receipt.

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Return the phone for a refund. The phone is useless to you unless the original owner unlocks the phone.