Data Saver stops apps on your Android from using the internet in the background, saving data and battery life.

Norway-based technology company Opera Software has rolled out an update to data-saving Android app Opera Max that means it can now conserve data in music-streaming apps, too.

On Android phones, these symbols give a simple and important hint about your connections. In the status bar at the top of the display on an Android smartphone, you will find a number of symbols; some ...