These two ways of connecting your phone to a cellular network are very different. We tell you about each and how you can ...

SIM cards have been an integral yet forgettable aspect of owning a smartphone over the past few decades. For most users, the SIM card defines the basic commercial relationship they have with their ...

Those of you who are not familiar with SIM cards, I bet you use CDMA phones. SIM (subscriber identification module) card basically allows your phone to communicate with the carrier.

Every smartphone needs a SIM card to do its job. But maybe you don’t quite know what a SIM card is or how it works. Here’s a handy guide to everything a SIM card can do.

When a smartphone failed to detect the SIM card or shows a SIM card error, network-related services won’t be available. Hence you won’t be able to send and receive text/SMS messages.

Compared to a physical SIM card, eSIM cards are more secure since they can't be removed or tampered with. Many smartphone device makers and wireless carriers are pushing eSIM cards more than ever.

He used a SIM card from the third-generation iPad on Verizon and put it in a Galaxy Nexus smartphone. And he said the Galaxy Nexus was able to get data service using the SIM card, but it could not ...

A German security research lab revealed surprising security flaws in SIM cards. July 22, 2013— -- You're not going to get a text message asking to forward thousands of dollars to fund a ...

When your phone prompts a No SIM card error, it doesn’t always implies that the SIM card or relevant component is damaged. In fact, SIM card errors in smartphones are often tied to software issues.

Since the arrival of the first mobile phones, the format of the SIM card has changed a lot, going from SIM to mini-SIM and then to nano-SIM. Then, the SIM card was integrated into the motherboard.

Two SIM Cards and Better Selfies: How China’s Smartphones Are Taking On Apple Chinese manufacturers add locally targeted features, helping to double their market share in five years By Liza Lin and ...

Those of you who are not familiar with SIM cards, I bet you use CDMA phones. SIM (subscriber identification module) card basically allows your phone to communicate with the carrier. - Part 8 ...