How to get back the brightness adjustment function in Windows 7? How to retrieve the brightness adjustment function in Windows 7

In our win7 system, there is a convenient brightness adjustment function that users can use directly to make modifications. Recently, some friends have reported that their computers cannot find the brightness function. I would like to I don’t know what to do if I want to retrieve it. To solve this problem, today’s win7 tutorial will share the solution. Friends in need are always welcome to come to this site to view the relevant steps.

How to get back the brightness adjustment function in win7

1. Keyboard shortcut Win R, pop up the run window, enter regedit and press Enter to confirm.

2. Expand the HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4d36e968-e325-11ce-bfc1-08002be10318} items in the registry interface.

3. Then open the [000] folder, then open [KMD_EnableBrightnessInterface2] on the right, and change the numerical data to [0] and press OK.

#4. After the operation is completed, restart the computer to adjust the brightness.

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