Smartphones are ever-present in our lives and can be endlessly useful and distracting, but whatever you do on your phone, it needs a steady supply of power. For most of us, phone charging is a daily ...

Unplug at 100%, and keep the battery between 20% and 80%. Avoid draining to 0%; store unused tablets at 50%. Use certified chargers to prevent stress and overheating. As someone who uses a tablet ...