i recently bought this phone and when i put mine in it didin't do away with account info . her id was always there
iPhone 4, iOS 7.1.2
Posted on Dec 4, 2015 2:48 AM
Q: the previous owners id is still appearing
You need to contact the seller and ask him to remove this iPhone from his list of devices. Otherwise, your iPhone will be a useless brick.
Find My iPhone Activation Lock: Removing a device from a previous owner’s account - Apple Support