Whether you're traveling internationally or just looking to change your cell provider, an eSIM is an easy way to add multiple lines to your phone. I started my career with CNET all the way back in ...

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 ...

With smartphones, where Apple leads others often follow - so it launching an iPhone this week without a traditional Sim card is raising questions over the future of a very familiar piece of phone tech ...

South Korean mobile provider SK Telecom has announced free SIM card replacements to its 25 million mobile customers following a recent USIM data breach, but only 6 million cards are available through ...

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 ...