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 ...

When an Android phone shows “Not Registered on Network,” it means the device is unable to communicate with the carrier’s ...

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 ...

Stephen is an author at Android Police who covers how-to guides, features, and in-depth explainers on various topics. He joined the team in late 2021, bringing his strong technical background in ...

rSIM is a new SIM tech that lets you pack a backup SIM in your SIM card. It claims to test your device’s connection directly from the SIM itself and switches providers automatically during disruptions ...

Krystle Vermes is a Boston-based news reporter for Android Police. She is a graduate of the Suffolk University journalism program, and has more than a decade of experience as a writer and editor in ...