A T-Mobile customer says the company has been charging her for 2 lines when she only has 1. Here's how it happened—and how to ...

A voice over IP (VoIP) service can boost your call quality and save you money compared with a traditional landline. These are ...

The company has roaming agreements with 400+ cellular carriers worldwide, which are accessible from over 200 cruise ships. In those cases, travelers’ devices will automatically connect to the network ...

The last thing you want to see after a trip is a phone bill full of roaming fees. Here's how to use your phone stress-free ...

T-Mobile and SpaceX have been working on bringing Starlink satellite connectivity to customers for a while, and it’s flipping ...

T-Mobile has reportedly started activating satellite network connectivity and messaging for some Samsung Galaxy users who signed up for the beta.