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%, ...

You probably know your battery is best served by shallow discharges and regular top-offs, but calibrating your battery occasionally is important too—otherwise the display that shows you how much ...

If your phone or laptop's battery level drops suddenly and unexpectedly, you may need to recalibrate your device so it can correctly recognize the battery’s maximum available capacity. It is normal ...