Jumping percentage displays, a suddenly empty smartphone, or unexpected switch-offs despite a remaining residual charge are typical everyday battery problems. These issues are often not caused by a ...

One of the notable changes with iOS 14.5 is iPhone 11 battery recalibration. The new feature gives an updated, more accurate reading of your device’s maximum battery capacity and peak performance ...

PCWorld explains how to calibrate smartphone and laptop batteries when they display inaccurate percentage readings or cause unexpected shutdowns. Battery calibration involves fully charging to 100%, ...