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 ...

Jon has been an author at Android Police since 2021. He primarily writes features and editorials covering the latest Android news, but occasionally reviews hardware and Android apps. His favorite ...

Have you ever wondered exactly how a SIM card works? We’ll help you understand why your phone needs one and what they do to keep you connected. Image: TalkAndroid Editorial Note: Talk Android may ...

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

Using two SIM cards, or enabling a dual-SIM setup, can be helpful when you need two separate phone plans on a single device. It easily lets you consolidate personal and work numbers on one phone, for ...

If you've ever called your carrier's customer service to activate a prepaid SIM card or troubleshoot a malfunctioning Android SIM card or iPhone SIM, then you've likely needed your ICCID number. The ...

This is not as easy as it sounds — and it’s not common advice. But there’s a new warning for iPhone and Android users to ...