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Solution to the missing brightness adjustment in Windows 7

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2023-07-09 18:46:203006browse

What should I do if the brightness adjustment in win7 is missing? Many friends often adjust some basic settings of the computer when using the computer, such as the brightness of the computer screen. Some friends have encountered the situation where the brightness adjustment of Win7 is missing. Do you know what to do if the brightness adjustment of Win7 is missing? Let’s take a look at the solutions to the problem of brightness adjustment missing in Win 7.

The solution to the missing win7 brightness adjustment is as follows:

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

1. Keyboard Press the win R shortcut key to open the run window, enter the regedit command, and click OK.

Solution to the missing brightness adjustment in Windows 7

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.

Solution to the missing brightness adjustment in Windows 7

3. Then find the KMD_EnableBrightnessInterface2 file, right-click and select modify.

If not found, create a new Word value and change its name to this file name.

Solution to the missing brightness adjustment in Windows 7

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

Solution to the missing brightness adjustment in Windows 7

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 by adding or subtracting signs.

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

Solution to the missing brightness adjustment in Windows 7

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 problem that the Win7 brightness adjustment is missing brought by the editor. I hope it can help.

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