If you know how OLED displays work, you know about one of their greatest strengths: Individual pixels can be shut off, offering deeper blacks and power savings. Dark modes, now available on most ...

No matter how big your iPhone's battery is, chances are you're always looking for ways to make it last longer. You can do that by tweaking a bunch of settings, like turning off the always-on display, ...

How to: Go to Settings > Display on your Android phone. There, you'll find the option to switch between a light and dark ...

If your iPhone regularly runs out of battery later in the day, Low Power Mode is one way to make it last longer. You can also make Low Power Mode automatically turn on when your battery reaches a ...

If you use an OLED laptop and often worry about battery drain, a few simple setting changes can help extend daily usage time.