“The SIM card installed in this iPhone is not supported under activation policy.” No longer want to use the existing Sprint network on your locked iPhone? How To Unlock An Iphone 3gs For Tmobile more. You need to first unlock your Sprint iPhone before switching to a new network on your device.

Sprint USA Factory IMEI Unlock for any iPhone model, free your iPhone permanently, allow software OS - baseband (24.0) upgrades and use ANY GSM USA network.

You won't be allowed to switch to another network unless your Sprint device is eligible for it. There are two ways you can apply for the process of unlocking your Sprint iPhone. While one way is to fill up the forms and request for unlocking the device, the other way is to get it done by a third-party unlocking service. Sponsored Links Unlike Verizon, unlocking a Sprint device is not so straightforward. Let's head over to find out how it's done the right way! How to Unlock Sprint iPhone and Switch to Other Network You Need to Know: • If you purchased your iPhone after 2015, Sprint would unlock it for domestic use (within the US) when it's eligible for it. • In case you had purchased your iPhone before February 2015, Sprint will inform you once the device is eligible for unlock. Can You Unlock An Iphone By Jailbreaking It here.