Windows 10: On my computer when I click on my brightness button it does F6 Instead of changing the...

How do I fix it?

:)

 

changing brightness with keyboard

I could change my screen brightness with simply pressing f3 & f4 . my volume control button f5, f6,f7 still works but the brightness have to change from the settings.

 

brightness buttons not working

Hi,

To resolve your issue regarding your brightness control buttons, we'd like to know if there are any changes you've made on your computer prior to the issue.

Meanwhile, we suggest updating your graphic divers with the steps on this
link.

We look forward to your response.

Thank you.

 

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.