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

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 ...

What just happened? China Mobile just took the wraps off its new "super SIM card" and it's rather fancy, packing a fully-fledged 32-bit RISC-V processor core clocked at 120MHz. It's based on the ...

There are few devices that better exemplify the breakneck pace of modern technical advancement than the mobile phone. In the span of just a decade, we went from flip phones and polyphonic ringtones to ...

A decade ago, if someone had told you your phone could charge in less than 10 minutes or take a detailed photograph of the moon, would you have believed it? Despite our allegiance to technology, we ...

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 ...