Please note that the iPhones Sprint brand was manufactured so that they can not be unlocked so that the device can be enabled in another network of the U.S. mobile operator. The process is quite simple, although it may sometimes be frustrating to relate to a bureaucratic system if you just want to change a setting on a device. For portfrised customers with SIM lock enabled devices Sprint has decided to unblock active enabled SIM lock enabled devices without our customers need to initiate a lock request. Used devices have normal wear and tear. Overstock Unlocked Phones. Avail. Devices may vary. Limited 90-day replacement warranty: Provides replacement coverage for qualified phones due to mechanical or electrical failure with valid warranty and phone return on requirements Versandverfahren.Ich has more defective Sprint iPhones everyone had different issues that I purchased when I replaced it set without SIM card or with only one computer in the store connect (I think you have less than a minute to do it or it locks back Sprint), but I usually choose to speak as a carrier, like I Tmobile, I I not sure if the options are unlocked or not, or I will choose another carrier that I can lock myself. Like any law, there are exceptions as devices that can be unlocked by the manufacturer (see Sprint above, which manufacturers request). I can not remember 0% accuracy since it been over a year since I did this action and you do not own an iPhone anymore, but can tell you with 0% accuracy that you can do it yourself. Sprint can and will only unlock the SIM card slot for international use on foreign networks, but will not allow you to use the SIM track with another domestic operator. How to Unlock a Verizon Phone The good news is that the majority of Verizon phones, even if they are designed to be used with the carrier CDMA network, also come with an unlocked GSM SIM card slot. In short, they officially authorize the unlocking of their devices for use on other networks, provided you have fulfilled the terms of the contract with them.