There is no solution for brightness adjustment in win7

What should I do if the brightness adjustment in win7 disappears? In the process of using the computer, many friends often adjust some basic settings of the computer, such as computer screen brightness. Some friends have encountered the situation where the brightness adjustment of Win7 disappears, so do you know what to do if the brightness adjustment of Win7 disappears? Let’s take a look at the solution to the problem of brightness adjustment disappearing in win7.

Win7 brightness adjustment is missing Solution:

Method 1: Modify the value of win7 registry and retrieve win7 brightness adjustment.

Press the win R shortcut key on the keyboard to open the operation window, enter the regedit command, and click OK.

2. Expand the path HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\

#control\class\{4d36e968-e325-11ce-bfc1-08002be10318} in the registry editor item and then open the 0000 file.

3. Then find the KMD_Enablebrightnesinterface2 file, right-click and select modify.

If it cannot be found, create a new Word value and change its name to the file name.

#4. Modify the numerical data to 0 and click OK.

Method 2: Emergency method.

1. If it is a desktop computer, there is usually a button to adjust the screen brightness in the lower right corner of the monitor, which can be adjusted with plus and minus signs.

2. If it is a notebook, you can use shortcut keys to adjust it. Generally speaking, the F key above will be marked with a brightness adjustment icon.

The shortcut keys for adjusting the brightness of my notebook are Fn (function key) F2 (weak), Fn (function key) F3 (strong).

The above is the entire solution to the Win7 brightness adjustment missing problem brought by the editor. I hope it can help.

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