The key to a long-lasting device, like a tablet or a phone, is proper treatment, especially when it comes to the battery. With the advent of newer battery technologies, like lithium-ion, our devices ...

ZDNET's key takeaways 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 ...