How to Fix Adjust Screen Brightness Problem in Windows 10/11
If you're unable to adjust the screen brightness in Windows 10/11, it may be caused by outdated or incompatible display drivers, or incorrect power settings. To fix this, update your display adapter driver by going to "Device Manager," right-clicking the display adapter, and selecting "Update driver." You can also try adjusting brightness via "Settings" , "System" , "Display." If the option is missing, reset your power plan by going to "Control Panel" , "Power Options" , "Change plan settings." Lastly, ensure that the adaptive brightness feature is turned off in "Power Options."
Command Used:
chkdsk
Prompt
sfc /scanfile=c:\windows\system32\ieframe.dll
sfc /verifyfile=c:\windows\system32\ieframe.dll
Assoc
sfc /scannow
00:00 Intro
00:11 Method 1
00:43 Method 2
01:43 Method 3
In This Video:
how to fix adjust screen brightness problem in windows 10/11
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