How to Enable or Disable Auto Brightness on iPhone 14: A Step-by-Step Guide

Enabling or disabling auto brightness on your iPhone 14 is a simple process that can greatly affect your user experience. By adjusting this setting, you can control how your screen adjusts to ambient light, which can save battery life and make your screen more comfortable to view in different environments.

After completing the action, your iPhone 14 will either adjust its screen brightness automatically based on the surrounding light conditions or maintain a constant brightness level that you set manually.

You can also watch this video about how to enable or disable auto brightness on iPhone 14 for additional information.


Ever found yourself squinting at your iPhone screen on a sunny day or being blinded by its brightness in a dark room? That’s where the auto brightness feature comes in handy. This feature, available on the iPhone 14, automatically adjusts your screen’s brightness based on the current lighting conditions. It’s designed to make your viewing experience comfortable and also to conserve battery life.

However, some users prefer to have control over their screen brightness and may choose to disable this feature. In this article, we’ll guide you through the steps to enable or disable auto brightness on your iPhone 14. Whether you’re someone who’s always on the go and needs a screen that adapts to changing environments, or if you’d rather set your brightness to a level that suits your preference, this article is for you.

Related: Where Do I Shut Off Auto Brightness On My iPhone 15?

Step by Step Tutorial: Enabling or Disabling Auto Brightness on iPhone 14

Before diving into the steps, let’s clarify what we’ll achieve here. Following these instructions, you’ll be able to turn auto brightness on or off, depending on your personal preference.

Step 1: Open Settings

Open the Settings app on your iPhone 14.
The Settings app is your control center for all iPhone features and functions.

Step 2: Tap on Accessibility

Scroll down and tap on Accessibility.
Accessibility settings provide options for users who need to adjust their iPhone to better suit their physical and environmental needs.

Step 3: Tap on Display & Text Size

In the Accessibility menu, find and tap on Display & Text Size.
The Display & Text Size menu houses options that affect how content is displayed on your screen.

Step 4: Scroll down to the Auto-Brightness option

Scroll down until you find the Auto-Brightness option.
The Auto-Brightness setting is buried a bit in the menu, but it’s there to help you adjust your screen based on lighting conditions.

Step 5: Toggle the Auto-Brightness switch

Toggle the Auto-Brightness switch to ON or OFF.
When the switch is green, Auto-Brightness is enabled. If it’s grey, then it’s disabled.


Battery LifeEnabling auto brightness can prolong your iPhone’s battery life since the screen will only use as much power as needed based on the ambient light.
Comfortable ViewingAuto brightness adjusts the screen’s lighting so it’s comfortable to view in different environments, reducing eye strain.
ConvenienceIt’s convenient for users who move in and out of different lighting throughout the day, as it adjusts without manual input.


Less ControlSome users prefer to have manual control over their screen’s brightness and disabling auto brightness takes away the automatic adjustment.
Potential GlitchesAuto brightness may not always adjust correctly to lighting conditions, which could lead to a suboptimal viewing experience.
Battery UsageWhile auto brightness can save battery, there are instances where the feature can use more battery if the environmental lighting conditions continually change.

Video About Auto Brightness

Additional Information

When thinking about whether to enable or disable auto brightness on your iPhone 14, consider your daily activities and how often you’re in changing light environments. If you’re mostly indoors and in consistent lighting, you may prefer to keep auto brightness off.

However, if you’re frequently outdoors or move between different lighting settings, auto brightness can be an effective way to manage your screen’s visibility and battery usage. Also, remember that if you disable auto brightness, you can still manually adjust your screen brightness from the Control Center by swiping down from the top-right corner of the screen on iPhone 14. It’s all about what works best for you!


  1. Open Settings
  2. Tap on Accessibility
  3. Tap on Display & Text Size
  4. Scroll to Auto-Brightness
  5. Toggle Auto-Brightness ON or OFF

Frequently Asked Questions

Does auto brightness really save battery life?

Yes, auto brightness can help save battery life by adjusting the screen’s brightness according to the light in your environment, which often requires less power than a constantly bright screen.

Can I still adjust my brightness if auto brightness is enabled?

Absolutely, you can still manually adjust your brightness at any time, even with auto brightness enabled.

Will disabling auto brightness affect my iPhone’s performance?

Disabling auto brightness does not affect your iPhone’s performance, but it may impact battery life and viewing comfort.

Is auto brightness suitable for all lighting conditions?

While auto brightness is designed to adapt to various lighting conditions, it may not always be perfect. You may need to manually adjust in certain situations.

Can I enable auto brightness again after disabling it?

Yes, you can enable auto brightness at any time by following the same steps and toggling the switch back on.


Whether you’re an iPhone newbie or a seasoned tech enthusiast, understanding how to enable or disable auto brightness on your iPhone 14 is a useful skill. It allows you to tailor your device to your viewing preferences and can help extend your battery life.

Remember, the choice is yours – do you prefer the convenience of automatic adjustments or the control of manual settings? Whichever you choose, your iPhone 14 has got you covered. Now that you know how to manage your auto brightness setting, you can enjoy your device to the fullest, in any light.

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