Windows 10: Display brightness buttons not working

Hello,I am trying to use the display brightness function keys however it is not working. The display brightness control pop up shows and progresses not fully to 100% but does not change brightness.If I change it manually via the taskbar control slider window it works.All keyboard drivers are up to date, windows is updated and I have restarted multiple times.Laptop model: Asus Vivobook 15 S Ultra 7 16GB RAM 1TB SSD

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brightness button not working

Hi Hitesh,

Thank you for posting your query in Microsoft Community.

I understand the inconvenience you are facing currently.

I would suggest that you perform the steps below and check if it helps your issue:

Step 1: Graphic Properties.

• • 
    Right click on the desktop, and select “Graphic Properties”.
    
  • 
    Choose your desired “Mode”.
    
  • 
    Once you have chosen your mode, on the left pane locate and select “Color Enhancement”
    
  • 
    Adjust your brightness and check if it helps.
    

Step 2: Un-install the Graphics driver.

• 
  Click on the Start button, and type “Device Manager” on the search bar.
  
• 
  Open Device Manager, expand "Display Adapters”.
  
• 
  Find and double-click Display Adapters from the left panel to uninstall.
  
• 
  Right-click the device, and click Uninstall.
  
• 
  Windows will prompt you to confirm the device’s removal. Click
  OK to remove the driver.
  
• 
  After the uninstallation is complete, reboot your computer.
  
• 
  After you have successfully uninstalled the driver, please go to the computer manufacturer’s website, download the Windows 10 Display adapters and Graphics driver for your computer and check.
  

Hope the information helps. Please let us know if the issue persist and we will be happy to assist you further.

 

Brightness control not working

Hi,

My name is Angel. I am an Independent Advisor. Thank you for posting in Microsoft Community.

I would suggest you to follow these steps:

1. Go into "Control Panel" and then "Power Options".

2. Click the "Change plan settings" link next to which ever plan you are currently using and then click "Change advance power settings".

3. In this new window click "Display" to open up the listings under it.

4. Now locate and click each of the following..."Display brightness", "Dimmed display brightness" and"Enable adaptive brightness".

5. Change each of these to the settings you wish, then click the "Apply" button and finally the "OK" button.

6. You should be good.

Hope the information provided is useful. If the issue persists, reply here and we will be glad to help you.

Angel.

 

Brightness Control not working in Windows 10

Hi Ella,

To adjust the brightness, see the steps below:

• Go back to Power Options, and tick on the High performance.
• See if you can adjust the brightness.

If this not work, we highly suggest that you create an Administrator account, and re-do the steps above.

Let us know how it goes.