How to transfer contacts from any phone to a Samsung Galaxy S10 in 2 ways

Using files known as vCards, you can easily transfer contacts to your Samsung Galaxy S10 from an Android or iPhone. Here are ...

A guide to SIM cards, the small chips that connect your phone to a cellular network

A SIM card, or subscriber identity module, is a small card in your cellphone that lets you place phone calls, send text ...
PC Magazine

Using Two SIM Cards Is Easy and Can Save You Money. Here's How to Do It

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 ...
CNET

New iPhone? How to Activate a New SIM Card in 5 Easy Steps

Sareena was a senior editor for CNET covering the mobile beat, including device reviews. She is a seasoned multimedia journalist with more than a decade's worth of experience producing stories for ...