Automatic brightness is a basic feature available on most smartphones. It frees you from the worry of manually adjusting your phone's brightness under different lighting conditions. iPhones have also had this feature for a while, but it's confusing when A basic feature like this stops working.This issue can have several causes, ranging from misconfigured settings to a poorly installed screen protector. But these causes shouldn't force you to manually adjust the brightness. We've compiled some effective troubleshooting tips that will help you fix auto-brightness not working on your iPhone. Without further ado, let's check them out.
1. Remove the screen protector
Your iPhone uses the built-in ambient light sensor to detect current lighting conditions and adjust brightness accordingly. A screen protector may block this sensor and prevent your iPhone from adjusting brightness. Therefore, you should remove any screen protector to see if it helps.
Likewise, if you're using a protective case that covers the sensors on top, consider removing that as well.
2. Clean your iPhone
Once you've removed the screen protector and case, your next step should be to clean your iPhone with a soft, dry cloth. The built-in ambient light sensor is located at the top of the notch. Cleaning it should help remove any sweat or oil that may be covering the sensor.
No luck? We still have plenty of solutions for you to try.
3. Switch automatic brightness
Next, it's time to update your iPhone's auto-brightness setting. You may have already done this, but it's worth a try.
Step 1: Open Settings app on iPhone and go to Accessibility.
Step 2: within Vision , Locate Width and text sizeScroll down to . End of page and turn off the key next to Self-Brightness.
Restart your iPhone your then run Auto brightness By following the steps above.
4. Disable low light mode
If you use the Screen Zoom feature on your iPhone to improve readability, it may be interfering with the auto-brightness function. Specifically, if you accidentally enable Low Light Mode, it will keep your iPhone's brightness low all the time. Here's how to change that.
Step 1: Open Settings menu On your iPhone. Go to Accessibility and click Zoom.
Step 2: Click on Zoom Filter Make sure it is not set to Low Light.
Check to see if the auto-brightness feature is working.
5. Turn off Night Shift
Similar to Screen Zoom, Night Shift is also known to interfere with auto-brightness at times. If you use this feature to reduce blue light coming from your iPhone, consider disabling it by following the steps below.
Step 1: turn on Settings app and go to Display and brightness.
Step 2: Open Night Shift settings.Then turn off the switch next to Enable manually Until tomorrow and scheduled.
6. Update iOS
If you don'tiOS update It's been a while since you updated your iPhone's iOS version, so now would be a good time. If you've been putting off updating your iPhone's iOS version, there's a possibility that there's a bug affecting auto-brightness. Check for any pending iOS updates and install them.
To check for software updates on your iPhone, open the app. Settings. Go to General and select upgrade software from the list.
Download and install any pending updates and check to see if your iPhone can adjust brightness automatically.
7. Leave iOS BETA
It's not just using an older version that can cause problems. Using iOS beta versions, intended for early adopters, can also lead to such issues. Many iPhone users who were using iOS 15.2 Beta complained about Auto brightness feature not workingFortunately, the issue was resolved once we switched to a stable architecture.
You should consider switching to a stable build to fix the auto-brightness feature on your iPhone.
Automatic and convenient
There's no such thing as a single right setting when it comes to screen brightness. As you move between different lighting conditions, the screen's brightness is expected to adjust itself for a comfortable viewing experience.
