But otherwise, calling the carrier is definitely going to tell you if the iPhone is unlocked or not. Not interested? This can be useful if your Apple device was lost or stolen. Icloud activation lock is closely related to Find my iPhone. All phones must be unlocked prior to switching. To ensure that your phone is unlocked, check with your carrier. Check your warranty and contract with your carrier to see what conditions apply to unlocking your device. Most phones are compatible. You should have a great experience using your own phone with T-Mobile—it has features that typically perform well on our network.
Some of the reason are: difficult passcode, wrong password entered many time and so on. The reason may be whatever but the solution is only one which is Tenorshare 4uKey. All the websites does pretty good job for checking IMEI number and providing the related information to user. Sprint Financial Check all blacklist free. USA Blacklist checker all blacklist free. Verizon Financial Check all blacklist free. Does the phone have any unpaid bills? Is your Verizon phone blacklisted? Only with DoctorUnlock.