Dual SIM Dual Standby and eSIM are both relatively recent additions to Apple's mobile device lineup. Here's what they are and what they mean to iPhone and Apple Watch users. Modern mobile devices are ...

Justin Jaffe is the Managing Editor for CNET Money. He has more than 20 years of experience publishing books, articles and research on finance and technology for Wired, IDC and others. He is the ...

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 ...

For many years, mobile phones received cellular service through a physical SIM (subscriber identity module) card that connected your handset to your phone carrier. These physical SIM cards made it ...

When Apple announced the iPhone XS, XS Max, and XR, the company announced that -- for the first time -- it would be possible to use two phone numbers on the same phone using eSIM technology. An eSIM ...

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 ...

What is a SIM card used for? A SIM card, or a subscriber identity module/subscriber identification module, is a tiny memory card that contains unique information and is linked to a particular network ...

Various credible rumors, along with stray iOS 12 beta code, suggest that Apple is preparing to bring dual-SIM card support to the iPhone for the first time with this year’s new models. The belated ...

Rumors have suggested Apple is planning to introduce dual-SIM dual standby functionality in some 2018 iPhone models, which would allow two SIM cards to be used at once, but it appears this ...

A SIM card, or subscriber identity module, is a small card in your cellphone that connects you to the network. Your SIM card contains your phone number, and lets you make phone calls, send text ...

Forbes contributors publish independent expert analyses and insights. Apple's next set of iPhones are due for unveiling about a month or so from now, and details have already begun leaking. One of the ...