The iPad's Subscriber Identity Module connects the tablet to cellular data when Wi-Fi is unavailable. Unlike the iPad Mini, which uses a nano SIM card, the standard iPad uses a slightly larger micro ...

The new Samsung Galaxy Note 5 requires a nano SIM card for you to place calls, access the Internet, download applications, and share photos over your network service ...

Since the dawn of the smartphone age, changing your cellular provider followed the same pattern: You’d get a SIM card from your new carrier, find something small enough to poke the tiny hole on the ...

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 ...

Samsung's Galaxy smartphones allow you to protect your personal information by locking your SIM card with a PIN. While you should choose your code with care, you always have the option to change your ...