Google Contacts lets you transfer contacts between Android smartphones by syncing them with your Google account. Alternatively, you can share contacts using VCF files. This article covers these ...

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 ...

New findings suggest that Android devices may soon be able to include your SIM in a device backup, potentially making it that much easier to swap phones. Device backups currently save things such as ...

An eSIM or embedded SIM card is a new technology. It is the virtual or digital version of the traditional data SIM card. Fortunately, if you have one of the last-gen or latest Android phones, there's ...