New Delhi, Nov. 20 -- Most of us depend on our tablets every day for work, classes, reading, or entertainment. But without realising it, simple charging habits can slowly damage the battery and shorten the device's life. Tablets already lose battery capacity as they grow older, and these common mistakes can make that process much faster. Here's a clear guide to what you should avoid and what you should do instead.

Many people leave their tablets plugged in beside the bed, assuming it's harmless. But keeping a tablet at 100% for long hours creates a problem called trickle charging. After the battery reaches full charge, the charger repeatedly sends tiny bursts of power to maintain 100%. These small top-ups heat the battery and create long...