If your iPhone's sensors aren't working correctly, you may need to calibrate them. Here's how to calibrate an iPhone's brightness and motion sensors.

You can turn off auto-brightness on your iPhone with a few taps, and manually change the phone's brightness in two ways. Here's how to do each.

Not every setting on your iPhone is helpful all the time. Auto-brightness is intended to make it easier to see your screen, even if the light around you shifts. Sensors adjust the brightness reading ...

Do you find your iPhone’s display lacking brightness, even when set to its maximum? By understanding and adjusting your device’s brightness settings, you can unlock its full potential. This guide will ...

So, you've been binge-watching your favorite TV series on your iPhone all afternoon when out of nowhere, your screen starts dimming on you. No biggie — you probably just have auto-brightness on.

Learn how to turn on and customize the iPhone 17's new Always-On Display feature to save battery, boost style, and stay updated effortlessly.

There are several reasons why you experience screen dimming on your iPhone, beyond Auto-Brightness, and here's what you can ...