In addition, Wilson gives us a strong back-end support. But do not take our word for it: in the case of WilsonPro products, we now have a solution that allows our distributors to bring cell phone signal repeaters to the market. Although your phone or tablet is compatible with mobile providers, some features on your mobile phone will work. The device can not be on the network of another mobile operator. Download Ifree Unlock Client Iphone here. But if your iPhone is unlocked, it will be even easier if you do not receive an unlock code. Once unlocked, your connection to iTunes will usually be done over Wi-Fi to enable it. IMEI is used by GSM networks to identify devices that try to connect to them and prevent a stolen or lost phone from accessing the appropriate network, there are some reasons why this may and may be Determine it through the elimination process, that is either a faulty SIM, a broken phone or locked to a particular network.