After you purchase and use your cellphone for an extended period of time, you can change networks. However, the phone that you're currently using may not be offered on that network. If you wish to ...

Nano-SIM cards will arrive at the carrier in mid October, allowing owners of unlocked iPhone 5s to jump to its network, says a report. Edward Moyer Former Senior Editor Ed is a many-year veteran of ...

T-Mobile is the only major US carrier not selling the iPhone, but even before the launch of the iPhone 5 it had more than 1 million Apple phones running on its network. With the iPhone 5 using the new ...

Now that Apple sells unlocked iPhone 4s to U.S. customers, budget- or carrier-conscious buyers may wonder whether they can buy an iPhone 4 and use it with T-Mobile. Although T-Mobile has its own 3G ...

T-Mobile is now offering a micro-SIM card for customers wanting to use unlocked iPhone 4 handsets on its network. This move shows that T-Mobile is not only embracing unlocked iPhone 4 users, but may ...

In this guide we’ll show you how to SIM unlock the Galaxy S9 so you can use it on different carrier networks. That way if you bought the Galaxy S9+ from AT&T, you can still take it to T-Mobile if you ...

This guide explains how to SIM unlock the Galaxy Note 8 for use on another carrier. There are a few different ways to unlock a phone, and a few reasons many choose to unlock their device. Whether that ...