How to Unlock iPhone?

There is no need to enter an “Unlock Code” on Apple iPhone, the whole unlock process is done via iTunes once you receive from us the confirmation of Unlock. If you have previously jailbroken your iPhone, please make sure your iPhone is clean from any Jailbreak Application and then please follow these steps :
1 – Install the latest version of iTunes
2 – Make sure your iPhone is updated with the latest version of Firmware (Currently iOS 9)
3 – Switch on your iPhone with an Not Accepted SIM Card (Sim card other than the original carrier)
4 – Connect your iPhone to your computer using the Original USB Cable
5 – Launch iTunes & wait until iTunes detect your iPhone
6 – Now disconnect your iPhone and reconnect it after 10 seconds.
7 – Your iPhone is now Unlocked.
PS: in Case your iPhone is not unlocked, just do a full RESTORE.