Click on ‘Apply’ and click ‘OK’ and run the file to install it.Click on the ‘compatibility tab and check the box “Run this program in compatibility mode for” and select the previous Operating System from the drop down.Right-click on the installer and click on “Properties”.Download the drivers from the manufacturer’s website.Again restart windows and check this time you can adjust screen brightness.įollow the steps to install the drivers in compatibility mode. Now on the next login install the latest graphics driver which previously downloaded from the device manufacturer website.
Update or Reinstalling the display (Graphics) driver is the ultimate solution to fix screen brightness not working/increasing issue.įollow the steps to update the Display driver:
As discussed Outdated, incompatible or corrupted drivers are usually the cause of Windows 10 screen brightness control problems.