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iPhone Brightness Keeps Changing? The Real Fix Here!

Posted by Brian Davis on Oct 31, 2022 9:00 AM • Category: Fix iPhone Issues
6 mins read

"Hi! I need some help with the iPhone brightness keeps changing issue. I need to work with medium brightness on my iPhone, but the screen gets dim automatically. I tried to solve the problem by turning the auto-brightness off, but it didn't work. Please suggest me any helpful method that can solve my issue. Thank you!"

Are you wondering why does my iPhone brightness keep changing? If yes, we are here to provide you with all the possible reasons and methods for your iPhone's brightness-related issue. All the ways are helpful and reliable, and you can quickly solve the issue yourself. Also, TunesKit iOS System Recovery has been recommended for any iOS device's problems without data loss. Go through the whole article and get answers to your queries.

iphone brightness keeps changing

Part 1. Reasons Why iPhone Brightness Keeps Changing

iPhone users love the brightness feature on their devices to manage the screen light as required. You can decrease it in the dark and increase it on a bright day or in sunlight. However, if you face brightness issues such as iPhone brightness keeps changing, the reasons might be:

1. Your iPhone's brightness setting is automatic and keeps changing inside and outside. iPhone has many features like the Attention-Aware feature, Night Shift feature, and Low Power mode that preserve your device's battery.
2. Your iPhone may have contracted with any solid thing or dropped somewhere. Now hardware issues are creating issues like iPhone screen brightness keeps changing.
3. Sometimes, software conflicts or glitches cause bugs that force your iPhone screen to keep changing its brightness.
4. When an iOS device gets damaged by water, its screen setting change. With water damage, your iPhone screen will remain bright, and you may think it's dark outside.

Part 2. Common Methods to Fix iPhone Brightness Keeps Changing

Some beneficial repairs can fix your iPhone's brightness issues. You don't need any technical knowledge to solve the issue. In this section, we introduce you to the common methods you can try to check if they solve your issue. Follow the guide for each procedure and solve the iPhone screen brightness keeps changing problem.

1. Turn Off Auto-Brightness

The most common fix to solve the iPhone screen brightness keeps changing issue is to turn off auto-brightness. Auto-brightness maintains your device's screen when you get in the dark or use it in bright light. The feature is great for saving your iPhone's battery life, but you can get troubled with dim and bright screens automatically.

Follow the given steps to turn the auto-brightness off:

Step 1. Go to Settings, then General and tap the Accessibility option.
Step 2. Now tap Display Accommodations.
Step 3. Slide the toggle next to Auto-Brightness and turn it off.

Check to see if the problem has been solved. If not, try the next solution.

turn off iphone auto brightness

2. Check the Night Shift Feature

iPhone has a night shift feature that automatically changes the screen color. When you are in the dark, it maintains your iPhone's brightness. Although the feature is useful, however, you may get in trouble when your iPhone brightness keeps changing. And you need to keep the brightness in a fixed position. You need to check whether the night shift feature is on or off.

Follow the given steps to turn off the night shift feature:

Step 1. Go to Settings and tap on Display & Brightness.
Step 2. Now tap on the Night Shift option.
Step 3. Check if the 'Scheduled' option is turned on or off. If the toggle is green, tap it to turn off the Night Shift feature.

check the night shift settings

3. Turn Off the Attention Aware Feature

Users who use the Face ID feature know that they have the Attention Aware setting on their iPhones. The feature maintains your iPhone's screen and decreases it when it's not directly used. Sometimes, with the Attention Aware feature on, you may face issues like iPhone brightness keeps changing.

To solve the problem, turn off the feature by following the below procedure:

Step 1. Open Settings and go to Accessibility.
Step 2. Navigate to Face ID & Attention.
Step 3. Here, turn off the Attention Aware feature.

check the night shift settings

4. Turn Off Low Power Mode

iOS devices have many features to preserve your battery consumption. Another way to save your iPhone's battery is the Low Power mode. This feature helps your device's brightness maintain inside and outside. Also, it dims the screen when your iPhone's battery becomes very low, like 10% or 20%. But when you start getting issues like the iPhone screen brightness keeps changing, you need to turn it off.

Follow the given steps and turn Low Power mode off:

Step 1. Open Settings and find the Battery option.
Step 2. Here you will see Low Power Mode turned on. Please turn it off by tapping the toggle.

turn off iphone low power mode

5. Contact Apple Support

Apple Support gets your iOS device's basic information and provides you with all the possible solutions you can try to fix the problem. Or it would be best if you visited an iPhone recovery center to repair your iOS device. If you have tried all the above methods and couldn't solve the iPhone screen brightness keeps changing issue. Your iPhone may be facing any software glitches or internal problems. In that case, you must contact Apple Support to get your issue solved.

The 6th and best method for solving why does my iPhone brightness keep changing is introduced in the following section.

Part 3. TunesKit iOS System Recovery – The Best Method

Besides all the above valuable methods, TunesKit iOS System Recovery is the best solution for fixing iPhone brightness keeps changing issues. The software is compatible with iPhone, iPad, iPod, and other iOS devices. You can solve up to 150 iOS system-related problems like iPhone blank screen, iPhone stuck in boot loop, or iPhone can't restart with simple and easy steps without data loss.

tuneskit ios system recovery

Characteristics of TunesKit iOS System Recovery:

  • Available on Mac/Win and supports iOS 15/14
  • Provide Standard Mode and Advanced Mode to fix
  • Easy-to-use and beginner-friendly interface
  • Fix your iOS devices without losing any data
Try It Free 600,000+ Downloads
Try It Free 600,000+ Downloads

Follow the given step-by-step guide to use TunesKit iOS System Recovery.

Remember: Install and launch TunesKit iOS System Recovery on your Mac or Windows computers.

Step 1Connect iPhone to the Computer

After successfully launching the software on your computer, connect your iPhone to the computer via your original USB cable. On the main interface, you will see a "Start" button. Click on it to start the process.

connect ipad to computer

Step 2Choose a Repairing Mode

The software offers two recovery modes; Standard Mode and Advanced Mode. The Standard Mode fixes all iOS problems, including iPhone brightness keeps changing. Also, it does not erase any of the device's data. At the same time, Advanced Mode deletes all your device's data and fixes iOS problems if Standard Mode doesn't work well. To set your iPhone's brightness issue, choose Standard mode.

select a mode

Step 3Download Firmware Package

After running the Standard Mode, the software will show you your iPhone's details. Read and check all the information and if something is wrong, correct it. After that, click the "Download" button on the bottom to download the firmware package.

download firmware for ipad

Step 4Fix iPhone Brightness Keeps Changing Issue

Once the firmware package is downloaded successfully, click the Repair button. The software will start fixing your iPhone's issue. Wait patiently until the process gets complete. Now, restart your iPhone, and your problem is solved.

fix ipad shows apple logo then goes black

Part 4. Conclusion

Now you are aware of the reasons for iPhone brightness keeps changing issue. We have provided you with easy and reliable methods for solving the issue. Try the above-mentioned manual repairs and fix your iPhone's brightness problem. If they don't work, TunesKit iOS System Recovery is available to solve your issues.

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