To unlock your iPhone from its carrier, you'll likely need to contact your carrier directly to cancel your contract.

Not sure if your device is ready for an eSIM? Here's how to check: If you see a section labelled Digital SIM or Add eSIM, ...

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

You're probably already familiar with the SIM card, a tiny chip in your phone that connects it to your cell phone carrier of choice. For years, this chip was on a physical card that you could swap in ...

Learn how to transfer WhatsApp messages and media between Android phones with this step-by-step guide. No data loss, seamless ...

T-Mobile disabled self-service SIM card changes in 2022 to implement new security measures against SIM swap attacks. Although the carrier initially said this was a temporary change, T-Mobile ...

The iPhone Air will only have an eSim - will other phone makers also shift away from the familiar - but fiddly - plastic ...

Whether you've recently added a new line to your Android phone for faster internet or gotten a new work SIM, a "SIM Not Provisioned" error message can disrupt your ...

If your new phone no longer supports SIM cards, or you don't want to use them anymore, you can convert to eSIM instead. I started my career with CNET all the way back in 2005, when the (original) ...