Apple is working on new satellite-based features that could allow iPhones to work even without mobile networks. Here are the ...

By entering certain strings of numbers and symbols into your phone's dialer, you can gain access to a world of hidden ...

Another troubleshooting step that might help is to remove your SIM card, if your phone has one, and then place it back in with the phone turned on. If the SIM card is dirty, clean it. If it has any ...

Abstract: Underwater backscatter is an emerging passive communication technology powered by underwater acoustic energy, which has emerged as a promising solution to the underwater energy problem.

If you’ve noticed your signal acting up or your calls cutting out, you’re probably caught up in the same wave of Cellular Connectivity Issues on iPhone 17 making headlines right now.

Telecom carriers can now inflate network signal bars on Android devices, misleading users about their connection quality.

New research has suggested that the 5G signal on your phone doesn't automatically mean you're getting 5G speeds. I can't be ...