Want to install an extra SIM card in your smartphone? Here's what you need to do just that.

Switching to the Un-Carrier can be exciting, but you have to know how to get set up. Here's how to activate a T-Mobile SIM card.

ZTE has included a microSD card slot on the ZTE Grand X Max+ for Cricket Wireless, and has conveniently placed it right along side the SIM card tray so you don’t have to go hunting for either ...