SIM? The way smartphones connect to mobile networks is gradually changing. At the heart of this change is the e-SIM, or ...

These two ways of connecting your phone to a cellular network are very different. We tell you about each and how you can switch from one to another. I started my career with CNET all the way back in ...

The sim card that exists inside your phone is what connects your phone to your specific cellular network. For most of us we might not even realize it’s there. When we get a new phone from our carrier, ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Ryan Whitwam Most people ...

As smartphones have become more pervasive in our lives, we've all kind of been forced to pick up basic knowledge and terminology over the years. Where previously certain jargon would exclusively be ...

Have you ever wondered exactly how a SIM card works? We’ll help you understand why your phone needs one and what they do to keep you connected. Image: TalkAndroid Editorial Note: Talk Android may ...

A SIM card, or subscriber identity module card, is essential component of any phone. It connects your device to a cellular network and stores vital information, including your phone number. Many ...

Apple's first foldable iPhone is expected to launch without a physical SIM slot. According to the latest rumour, the iPhone Fold will adopt an eSIM-only design globally.

A dual-SIM setup lets you use one phone to make and receive calls and texts from two numbers. It's also super convenient and can save you serious cash when traveling. We show you how to use two SIMs ...

Are you trying to switch phones or carriers? You might need to swap SIM cards for that, and we can understand how confusing this process can be if you haven’t done it before. Today we’ll show you ...