How to turn off Auto-Brightness on iPhone

You might have noticed that your iPhone can automatically adjust the display brightness to match the ambient lighting. When Auto-Brightness is on, you will notice that the brightness slider on your device moves according to changing light conditions. However, if you prefer manual controls, you can turn off Auto-Brightness, but the option is in an unusual place.

You might think that the automatic brightness option would be under Display & Brightness. But, you will only find the True Tone toggle in that category. Luckily, the Auto-Brightness toggle is not too difficult to locate. Here’s how to turn off Auto-Brightness on iPhone in a few simple steps.

How to turn off Auto-Brightness on iPhone

Learn how to turn off Auto-Brightness on iPhone

  1. Launch Settings > Accessibility.
  2. Next tap Display & Text Size within Accessibility. Learn how to turn off Auto-Brightness on iPhone
  3. Scroll down and toggle off the switch for Auto-Brightness. Learn how to turn off Auto-Brightness on iPhone

That’s it! Now, when you adjust the brightness on your device, it will stay at that level until you change it again. This can be a good trick to converse battery life you keep the brightness low but it can also drain your battery faster if you leave your iPhone on high brightness a lot. Make sure to keep this in mind.

We hope this guide helped you learn how to turn off Auto-Brightness on iPhone. If you have any questions, let us know in the comments below.

Read more:

Newsletter
Never miss an Apple story
One email a day, the news that matters. No spam, unsubscribe anytime.
About the Author

Asma Hussain is an editor at iThinkDifferent, where she covers Apple news, streaming services, mobile gaming, and app reviews, with a particular focus on social media and consumer tech. She writes hands-on guides and app coverage drawn from day-to-day use across iPhone, iPad, and Mac. Outside of writing, she's interested in digital illustration, internet culture, and the small design decisions that shape how people use technology.

Leave a Reply