They can do this by signing into iCloud. Note that since iOS 17, Apple has made the process more streamlined, but eligibility varies.
Unlock iPhone Activation Lock Guide: How to Bypass iCloud Security
On a Mac with macOS Catalina or later, open Finder; on Windows or older Macs, open iTunes. This is common when you want to switch providers or use a local SIM card while traveling abroad.
Essentially, you are dealing with two primary categories: security locks and carrier locks. iCloud Activation Lock Find My iPhone is a security feature designed to protect your data, but it becomes a significant hurdle if you are trying to use a used phone.
Unlock iPhone Activation Lock Guide: How to Bypass iCloud Find My iPhone
Understanding the Different Types of iPhone Locks Before attempting any solution, it is critical to identify the exact nature of the lock on your device. The security is designed to prevent thieves from gaining access, so the only legitimate path involves the original account holder.
More About How to unlock your iphone
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