Starting with the iPhone 12 there is a new antenna system designed for UW 5G frequencies in the US. During many common repairs such as rear panel AKA back glass replacement or battery replacement, it is easy to damage this antenna cable. Fortunately we now have replacement parts and can restore your iPhones full. 5G functionality. The cost of the part is relatively low but there is a certain amount of labor involved in the process since the logic board must be removed as well as the phones battery which has some pretty heavy duty adhesive beneath it. We’ll get straight to the micro-soldering part since this is where we specialize.