New Delhi, Jan. 5 -- Low Power Mode has quietly become one of those features people develop strong opinions about. Some treat it like a panic button, something you switch on only when the battery icon turns red. Others keep it enabled almost permanently, convinced it's extending their phone's life in the background. Both ideas miss what Low Power Mode is actually doing and what it isn't. At its core, Low Power Mode doesn't change the battery itself. It changes the phone's behaviour. The screen dims slightly, background tasks slow down, animations ease off, and apps stop refreshing as aggressively. The phone becomes less busy. That's why the battery lasts longer on a given charge. Where the confusion starts is when people assume this also ...