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 ...

One question we get all the time is whether or not an Android phone will work without a SIM card. Basically without having service from a carrier. Including what to do with old smartphones. Whether ...

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 ...

Fixing the SIM Not Provisioned error involves toggling Airplane mode on and off, restarting your phone, and even reinserting ...

Many things happened at the start of the pandemic when people fled offices to spend the rest of the year at home, but one I accidentally stumbled into was the use of Android segmented between home and ...

Your phone's SIM card allows the device to make calls, send texts, and connect to the internet. The SIM card provides a phone number that identifies your device on the carrier's network, whether it's ...

Forbes contributors publish independent expert analyses and insights. Zak Doffman writes about security, surveillance and privacy. In between reports of increasingly sophisticated nation-state ...