Phone on security lock
my daughter forgot the password to her old phone from 4yrs ago. now the phone is on a security lock, how do we get out of there and unlock the phone
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If you forgot the passcode on your iPhone, or your iPhone is disabled or unavailable -
Click on the link for instructions on how to reset your passcode without a computer if you have iOS 15.2 or higher.
Click on the link for instructions on how to reset your passcode using a computer.
Use a computer to reset your iPhone and your passcode - Apple Support