In this Ask Maggie, CNET's Marguerite Reardon advises a reader looking to use a SIM card from a tablet to get data-only wireless service on his smartphone. Marguerite Reardon Former senior reporter ...

SIMs offer faster activation, better security, and easy travel SIMs, but drawbacks include harder transfers, carrier limits, ...

Arm's Kigen software will allow for SIM cards in IoT devices, meaning they could get online without Wi-Fi, and eventually, maybe, through 5G. Alfred Ng Senior Reporter / CNET News Alfred Ng was a ...

The eSIM standard was introduced in 2016, slowly gaining support as a secondary option in smartphones. Rather than holding your phone number on a removable card, an eSIM is a programmable, ...

Imagine trying to call someone urgently from your Android device only to be greeted by the error message "SIM card not detected." This error means that your device is ...

Do you get the error message “No SIM Card Detected” or “No SIM Card Installed” after inserting a SIM card into your phone? This problem often occurs when you ...

Emerging among the most popular smartphones in the budget segment is Motorola’s Moto G5 and G5 Plus. And just like any other phones both these Moto devices also have their share of troubles including ...

After you purchase and use your cellphone for an extended period of time, you can change networks. However, the phone that you're currently using may not be offered on that network. If you wish to ...

Activating a T-Mobile SIM card is a straightforward process that allows you to connect your device to T-Mobile's network and enjoy their services. Whether you're a new T-Mobile customer or upgrading ...

Shawn is a software engineer and a mobile tech degenerate by night. His daily drivers are a Galaxy S7 Edge and an iPhone 6S Plus. Ever since the Nexus 5, Sprint seems to be ever more accepting of ...

Microsoft is making a SIM card for Windows devices, according to an app listing titled "Cellular Data" that references "a Microsoft SIM card." It's unclear what the purpose of the app is as Microsoft ...

A security researcher in Germany claims to have discovered an encryption flaw in SIM cards that allow a user's cell phone to be hacked in mere minutes, The New York Times reported. Mobile security ...