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.

If you’ve just switched over your phone’s data plan to GiffGaff to save some money, congrats – GiffGaff is a solid, reliable network. But how do you actually activate a GiffGaff SIM card? As always, ...

In this guide, we'll show you how to activate a Three SIM, how to do Top-Ups and Add-Ons, and how to install the My3 app on your phone ...

In India, many users face SIM card problems after moving to a new phone. If key settings are not activated, your SIM may stop working, cutting off calls, internet, and mobile network. Here's a quick ...

Activating a new Sim card isn’t always as straight forward as it sounds. This handy guide will take you though the process for the biggest networks.

Your SIM card will be linked to your account and any data you use will be added to your bill. You can’t buy a data-only SIM instead of a voice and data SIM. It’s an add-on, not a replacement.

Described as a self-activating SIM card, the data-only version automatically activates when inserted in a mobile device.

Besides, its 4G data tariffs will start at as low as Rs 50/GB from January 2017. You can avail all voice and data services of Reliance Jio 4G SIM for free till December 31, 2016.