i purchased a second hand iphone and I restart it so now the problem is activation lock and the owner is dead.
i purchased a second hand iphone and I restart it so now the problem is activation lock and the owner is dead.
Family members of the deceast may be able to gain control of the persons account to disable the Activation Lock, but they are the only ones that would be able to do that.
How to request access to a deceased family member's Apple account - Apple Support
It would be best to try and get a refund for the purchased phone.