If your iPhone feels sluggish to charge, these 10 quick tips, useful for iOS 26 as well as older iPhone models, can help ...

Your next e-bike or robot vacuum might not have a lithium-ion battery. The ubiquitous batteries have problems—they’re slow to charge, wear out quickly, and sometimes lead to catastrophic fires. But ...

iOS 17.4 will bring in a new Battery Health screen for iPhone showing the number of charge cycles. Image: Ed Hardy/Cult of Mac The batteries in the iPhone 15 series are even better than Apple realized ...

Most of us — casual users and enthusiasts alike — are forever searching for smartphones with the longest battery life. And while fast charging keeps us topped up every day, the absence of replaceable ...

As early as launch day, Switch 2 owners were reporting that the battery charge indicator on the console didn't always seem to align with the actual level of charge remaining. For instance, one ...

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%, ...