What should I do if win11 has no brightness adjustment but only night mode? Win11 has no brightness adjustment, only at night

php Editor Apple has an answer for you: Win11 system has canceled the traditional brightness adjustment function and instead provides a night mode. If you want to adjust the screen brightness in Win11 system, you can adjust it through the "Display" option in the settings. In addition, you can also adjust the screen brightness by updating the graphics card driver or using third-party software. In the Win11 system, although brightness adjustment has been cancelled, there are still a variety of methods to choose from, allowing users to adjust the screen brightness according to personal preferences and improve the user experience.

win11 has no brightness adjustment and only has night mode problem analysis

Method 1

Try to restart the computer and reconnect the power cord, it should be fine.

Method 2

1. If restarting the computer doesn’t work, you can try modifying the registry.

2. First, right-click "Start Menu" and open "Run".

#3. Then enter “regedit” and press Enter to run.

##4. Enter "Computer\HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4d36e968-e325-11ce-bfc1-08002be10318}"

5. Double-click to open "KMD_EnableBrightnessInterface2" in the "0000" and "0001" folders.

6. Change their numerical data to "0", click "OK", and then restart the computer to retrieve the brightness adjustment button.

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