Every iPhone user should switch on Dark Mode and Battery Percentage display. It's also handy to extend the Auto-Lock window, ...

Microsoft optimized the design by enlarging icons, centering the charging bolt symbol, and reducing overlay obstructions. Here's what iPhone battery graphics look like. Credit: iStockPhoto Not ...

It's easy to keep your iPhone in Low Power Mode permanently. Whether it will extend your battery life is less certain.

Apple says that Low Power Mode reduces the amount of power that your iPhone is using to make your battery last longer. You can tell when you are in Low Power Mode because your battery icon will be ...