[How To Fix] Samsung Galaxy S23 Ultra Brightness Issues?

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Muhammad Tayyab

adaptive brightness feature not working on samsung galaxy s23 ultra

Brightness is an essential aspect of every smartphone and so the concern of every user. The latest smartphone holds an adaptive brightness feature capable of automatically adjusting the brightness level according to lighting.

Most Samsung Galaxy S23 Ultra users are complaining about brightness issues while streaming HDR video content. They further added that the phone fails to adjust the brightness level despite the adaptive brightness feature being enabled.

If you are facing Brightness issues on your Samsung Galaxy S23 Ultra, then must do these things to eliminate the issues.

Samsung Galaxy S23 Ultra Adaptive Brightness Not Working

Quick Fix

If the adaptive brightness feature is not adjusting the brightness level of your smartphone as per the lighting conditions, then try adjusting the brightness level manually in different lighting conditions. After doing it frequently, the adaptive brightness feature will learn your pattern and preferences. After that, it will automatically adjust the brightness level based on your recorded data.


Start the troubleshooting process with the help of these fixes:

  1. Restart your phone
  2. Update the Software
  3. Toggle ON/OFF Adaptive Brightness feature
  4. Boot Into Safe Mode
  5. Restore Adaptive Brightness To Default Settings
  6. Reset All Setting/ Apps Preference
  7. Clear System Cache
  8. Factory Reset
  9. Test Phone’s Sensors

Restart your Phone

Most of the problems can be resolved by rebooting your smartphone. Therefore, whenever you encounter any type of issue on your smartphone, try to reboot it in the first place.

perform soft reset
  • Simultaneously, press and hold the “Power” and “Volume UP” buttons.
  • Now, wait for a moment until your phone turns OFF completely.
  • Once the phone is turned OFF, turn it ON by pressing and holding the “Power” button.
  • Wait for a while and your smartphone will boot up in a few minutes.

Update the Software

Most of the problems occur due to an outdated version of software running on the device. Hence, you need to check for the latest update and if available, then download and install it on your smartphone.

How To Update Software of smartphone
  • Head over to “Settings”.
  • Scroll down to the bottom and select “Software Update”.
  • Next, tap the ”Download and install” option.

If any recent version or security patch update is available, then download and install it on your Samsung Galaxy S23 Ultra.

Toggle ON/OFF Adaptive Brightness Feature

When you face any kind of issue on your smartphone, you should simply opt for refreshing the particular feature. You can do that by simply toggling it ON/OFF. Here’s how you can do that,

adaptive brightness
  • Head over to “Settings”.
  • Further, tap “Display”.
  • Now, Toggle the “Adaptive Brightness” button.

Boot Into Safe Mode

Safe mode allows you to test the device and app functionality to diagnose the issues. In this mode, all the third-party apps are disabled and you are left behind with the built-in apps only. Therefore, it makes it easy for you to diagnose the issue.

While in safe mode, use the fingerprint sensor, if it is working perfectly fine, then it means some third-party apps are causing the issue.

Hence, in that particular case delete all the third-party apps or at least the ones you have recently installed on your phone to eliminate the issue you are facing.

boot your phone into safe mode

How To Boot into Safe Mode?

  • Simultaneously, press and hold the “Power” and “Volume Down” buttons until the “Power Off” options appear on the phone screen.
  • Next, tap and hold the “Power Off” option until you see the “Safe mode” option appears.
  • Finally, tap “Safe mode” and wait until the phone enters safe mode successfully. It should take several seconds. Further, you will also be able to see the “Safe mode” at the bottom left corner of the screen.

Restore Adaptive Brightness To Default Settings

The adaptive brightness feature depends on the previously collected data of your brightness adjustments. Over a period of time, the data stored in the cache memory might become cluttered and hence can cause several issues.

Therefore, to tackle this issue, you should opt for resetting the adaptive brightness feature by clearing the data.

clear all data adaptive brightness
  • Head over to “Settings”.
  • Next, tap “Apps”.
  • Further, search and open the “Device Health Services”.
  • Moreover, scroll down a bit and tap “Storage” and then “Manage Storage”.
  • Finally, tap the “Clear All Data” button.

This will clear all the data and restore the adaptive brightness feature to the factory default settings.

Reset All Setting/ App Preference

Try to reset the app preferences when facing any issue on your smartphone. Sometimes any changes made in the app’s settings may cause interruptions and hence results in causing unexpected issues.

reset all settings OR apps preferences

Therefore, you need to reset the app’s preferences by following the below steps.

  • Head over to “Settings”.
  • Next, tap “General Management”.
  • Scroll down to the bottom and tap “Reset” and then “Reset all settings”.
  • Finally, tap the “Reset settings” button.

Clear System Cache

Another fix that can lead you to eliminate this particular issue is by booting into the recovery mode of your smartphone.

By doing so, you will be then able to wipe the cache partition. This method removes all the temporary files that might be causing issues to your device.

how to wipe cache partition

Steps To Follow below:

  • Switch OFF your smartphone.
  • To enter into recovery mode, press and hold the “Power” and “Volume UP” buttons until you boot into recovery mode successfully.
  • Once in recovery mode, use the volume buttons to switch between different options and the power button to select the desired option.
  • In recovery mode options, select the “Wipe Cache Partition” option and continue by pressing the “Yes” to confirm.
  • When you are done with it, now reboot your phone by selecting the “Reboot the System Now” option.

That’s it, you are done with clearing the system cache. Once your smartphone boots up successfully, then check whether the brightness is working fine or still the problem persists.

Factory Reset

This method is very effective and worth considering when facing any kind of issue on your device. This will restore all the settings to the factory default settings.

But you need to take a complete backup of your important data as it will wipe all the available data on your device.

How To Perform Factory Data Reset

Here are the steps below:

  • Head over to “Settings->General Management”.
  • Scroll down to the “Reset” option.
  • Next, tap “Factory Data Reset”.
  • Finally, tap “Reset”.

Please wait for the process to complete, once it finishes, the phone will boot up and will be directed to the Welcome screen. Now, set up your phone accordingly by following the on-screen instructions.

Test Phone’s Sensors

If none of the above fixes work for you, then you should go for checking the hardware components such as your phone sensors. There is a possibility, the sensors might not be working properly due to which the brightness issue is arising.

There are several third-party apps that can diagnose the sensors for any kind of issue. Hence try to test the sensors with the help of these apps. You can try Sensor Multitool for testing your phone’s sensors.

If you find any issue with the phone’s sensors, then head over to the official service center to get your phone repaired.

Related: How To Optimize the Battery Life of Samsung Galaxy S23 Ultra?


If the brightness on your Samsung Galaxy S23 Ultra is not working properly, then you should opt for rebooting your phone in the first place. After the bootup, if the issue is still arising, then reset the adaptive brightness feature.

Moreover, reset all settings on your phone and also update your phone. Consider factory data reset at last.

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