What can I do if Win7 cannot adjust the screen brightness? Win7 system to adjust the screen brightness method

What if Win7 cannot adjust the screen brightness? When we use win7 system, we need to face the screen all the time, and the brightness of the screen is very important to us. Some win7 Ultimate system users think that the brightness of the screen is a bit dark or lit, it needs to be on the screen brightness. Adjustment, but some users found that they can't adjust the brightness of the screen. What should I do? The following small series will give you the method of adjusting the screen brightness of win7 system, let's take a look.

The first step, after entering the win7 system, we use the shortcut key to press win+r, and in the running window, directly enter “regedit”click OK;

Step, go to the "Registry Editor" page, open in order: "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Class\\{4d36e968-e325-11ce-bfc1-08002be10318} item”;

The third step, then you can open the “0000” folder, directly find and double-click to open “KMD_EnableBrightnessInterface2”, and change the value data to “0” Click OK.

Users in need can refer to the above method steps to operate. The above is the method of adjusting the brightness of the screen by the win7 system brought by Xiaobian. Thank you for reading. Please pay attention to this website for more content!