In this tutorial we will show you how to Unlock iPhone 4.
| Requirements & Compatibility |  |
|---|---|
| Compatible iDevices | iPhone 4 | iPhone 3GS | iPhone 3G |
| Jailbroken iPhone |  Your iPhone Must already be Jailbroken. |
| iPhone 4 | Must be on Firmware 4.0 or 4.0.1 |
| iPhone 3GS | Must be on Firmware 3.1.2 or 3.1.3 or 4.0 or 4.0.1 |
| iPhone 3G | Must be on Firmware 3.1.2 or 3.1.3 or 4.0 or 4.0.1 |
 | Estimated Finish Time 5 Minutes |
 | Your Device Must be on one of the above mentioned Firmware Version. |
1. Launch Cydia
