How to unlock an iPhone that has Activation Lock?
How do I unlock an activation lock and iCloud locked
[Re-Titled by Moderator]
Question marked as
If your screen says "Activation Locked" - a theft deterrence feature - it can ONLY be unlocked with the cooperation the previous owner.
See this article:
How to remove Activation Lock - Apple Support
The phone will remain non-functional until these steps are taken.