Otherwise, it will not let you use the device. The lock will ask you to enter the credentials to prove yourself as the owner of the device. If you have purchased an old or refurbished iPhone, you might see this screen when you turn on the device. It ensures the data of the owner remains safe even if the device is stolen or lost. IPhone Locked to Owner or Activation Lock is a safety feature on iOS 15 and later versions. What Is iPhone Locked To Owner? A Simple Introduction You can pick the best one according to your situation. In this article, we are going to discuss all these methods. If you cannot reach the other, there are other ways to remove the lock. If you are in such a situation, you should try to reach the owner and ask him/her to remove the device from Apple ID. In these cases, they cannot use the device without entering the Apple ID and password that was associated with the device. People who buy old and refurbished iPhones encounter an activation lock or iPhone locked to owner notification.