资讯

The Low Power Mode setting on iPhone and iPad is a feature that helps conserve battery life and keep your device running longer.
The iPhone makes it easy to save data and battery power by turning on the Low Data and Low Power modes. Here's how to find and use them — and what happens when they're on.
Low Data Mode, which works to reduce the amount of cellular data consumed, is very easy to turn on. Here's how.
Most ‌iPhone‌ and iPad users will be familiar with the way their device throws up a prompt to turn on Low Power Mode when the battery falls to 20 percent.
If you're running up against your data cap or if you're on a metered Wi-Fi network, here's how to limit what your iPhone does on the internet.