It's not always easy to tell if an Android device is locked to a cellular/wireless provider, but there are methods to retrieve this information. If your device is locked, it will only take SIM cards ...

AT&T cell phone service is down, customers across the country are reporting. The problem is part of a nationwide telecommunication outage, according to USA TODAY and reports from Downdetector. Outages ...

Unlike our phones, the SIM cards that connect them to a network have barely evolved over the last decade or so. This can sometimes mean you'll have trouble connecting to a network, even when the phone ...