How to Change Brightness on iPhone ? | Comprehensive Guide 2024

Hammad Nasar

Updated on:

Change Brightness on iPhone

Quick Tip:

Change Brightness on iPhone: Control Center > Brightness Slider > Drag and Adjust

Change Brightness on iPhone: Settings > Display & Brightness > Brightness Slider > Drag and Adjust

The iPhone is the most famous Smartphone in the world. It’s Famous due to its Camera Quality and High Performance Speed. iPhone is the top choice of content creators, editors, and gamers. As you know, brightness is a key feature in the viewing experience on any device. Brightness can enhance or ruin your entertainment if it needs to be at the right level. In this article, we will guide you on how you can change the brightness on iPhone by following just a few steps. We discussed different methods to adjust brightness on your iPhone, including the use of a brightness slider, auto-brightness, and also the use of features like Night shift and true tone.

How to Change Brightness on iPhone
How to Change Brightness on iPhone

Change the Brightness of iPhone 15 Using the Brightness Slider

The easiest way to change the brightness on the iPhone is by using the brightness slider. With the help of a slider, you can adjust the brightness level according to need. Follow the steps to access and Use Brightness Slider.

Step 1:

Open The “Control Center” swiping down from the top-right corner of your iPhone.

Note: On the iPhone, with the home button, you can access the control center by swipe-up from the bottom of the screen.

Step 2:

Now, you can see the Brightness slider . You can Drag it to adjust brightness.

How to change Brightness on iPhone 15 Through Settings

In this method, you will learn how to change brightness on iPhone by using settings.

Step 1

Go to Settings .

Step 2

In the Settings, go to Display & Brightness.

Step 3

Here, you will see a brightness slider you can use to drag it to change brightness on iPhone 15.

How to Enable Auto-Brightness on iPhone

If you prefer your iPhone to automatically adjust the screen brightness based on the ambient light sensor, you can enable the auto-brightness feature. Auto-brightness Enhances your viewing experience by automatically adjusting the screen brightness of your iPhone according to the light in the surroundings. You can enable auto-brightness by following the given steps.

Step 1:

Go to Settings .

Step 2:

In settings, go to Accessibility.

Step 3:

Now, from the given options, Tap on Display & Text Size.

Step 4:

In the Display & Text, Turn on Auto-Brightness.

What is  Night Shift on iPhone 

Another helpful feature available on iPhone models is Night Shift. Night Shift improves your Sleep Quality by reducing the emission of blue light by the iPhone screen. To Enable Night Shift, you can follow the steps below.

Method 1: Turn on Night Shift on the iPhone through Settings.

Step 1:

Go To Settings.

Step 2:

In the Settings, Select Display & Brightness.

Step 3:

In Given options, Go to Night Shift.

Step 4:

Here you can Turn on or off the Night Shift.

Method 2: Turn on the Night Shift on the iPhone through the Control Center.

Step 1:

Open the Control Center by swiping down from the right-top of your iPhone Screen.

Step 2:

Tap and hold a sun-shaped iconthe Brightness button.

Step 3:

Now, you have to tap on the “Moon in Sun Shaped” icon the Night Shift buttonto turn on the night shift.

Read Also: How to add apps to Home Screen on iPhone?

Enable the True Tone on the iPhone

True Tone is a feature that automatically adjusts the display’s color temperature based on the ambient light in your surroundings. True Tone contributes to a natural and comfortable viewing experience for you. You can Easily Enable True Tone and adjust it by following the steps below.

Method 1

Step 1:

Open the Control Center.

Step 2:

Tap and Hold Sun-Shaped Icon the Brightness button

Step 3:

Now Tap on the True Tone button to turn on True Tone on Your iPhone 15.

Method 2

Step 1:

Go To Settings .

Step 2:

in the Settings, Select Display & Brightness.

Step 3:

In Display & Brightness Settings, You can easily Turn on or Turn off True Tone.

Note: True tone may not be available in old versions of iOS. So First, Check That your iPhone and iOS are supported for True Tone or Not, and then Follow the steps to Turn on True Tune, Which will automatically adjust the temperature of your screen according to the ambient light surrounding your Apple iPhone. 

Exploring Dark Mode

Dark Mode is available on iOS and gives your iPhone’s interface a sleek, dark appearance. Dark Mode not only give an Attractive Look, but It also reduces eye strain and enhances the comfort of your eyes. Dark Mode also enhances battery life. You can easily turn on or turn off dark mode on your iPhone by simply using display brightness settings. Follow these Steps.

Step 1:

Go to the Settings .

Step 2:

In Settings, tap on Display & Settings.

Step 3:

There you can select Dark to turn on Night mode or select Light to turn off Night Mode on iPhone.


Brightness plays an important role in the viewing experience and also the health of your eyes. A dim Screen or Brighter screen can make you discomfort. So it’s important thing to adjust the brightness on your iPhone according to your suitable level. So, in this article, we guide you through different methods on “How to Change Brightness on iPhone.” With just a few steps, you can enhance your viewing experience. We also discussed Dark Mode, Auto-Brighthness, Ture Tone, and Night Shift. These features in the iPhone not only enhance user experience but also make battery life better.

Frequently Asked Questions

Can I Change Brightness on iPhone with a voice command?

Yes, you can change brightness on iPhone with a voice command. You can command, “Hey Siri, Lower(or increase) the brightness of my screen.”

Why is my iPhone dark at full brightness?

If your iPhone is dark at full brightness, it can be due to Software issues or glitches. First of all, restart your iPhone and then check the brightness settings of your phone,

How do I get my brightness back to normal?

Sometimes, When you enable Auto-brightness or true tone on your iPhone, it may not suit your viewing experience, and you start feeling uncomfortable. You can turn off auto brightness on your iPhone and manually adjust it to your desired level.

Why Screen of the iPhone 15 is Dim?

The screen of the iPhone can be dim due to the low brightness of the iPhone. You can make the screen bright by adjusting the brightness of the iPhone using the above-given methods.

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