how to fix lenovo brightness issue in windows 10.

how to fix brightness issue in windows 10.- No Technical Knowledge required.  

The most time we spend too much time in on the our computer for work or another reason. To fix the brightness issue on the windows 10, is very common at this point. From the solving the issue is first of all we need to know why is it happen in the first place.

The Issue : While the upgrading your old OS, at that time your new Intel® graphic driver will set some parameter to by default from the vendor e.g. Intel® generic graphic card.

The Solution : There are many way to solved this problem but in my experience there only one that is commanded to you. 

The Steps

1. Open the "regedit"   (Click to find out more) To open the regedit press the (W+R) and type "regedit" then press enter. anther way is directly type in the search menu "regedit" to open.  
2. Now we need to find the some vendor defined files from the regedit in order to tell the OS for applying the hotkey settings. In order to do this click on the edit menu from the menu bar, then click the find button to find the hotkey setting.
3. Now find the "FeatureTestControl" for change it.Now change the value to be exact "ffff".
4. Now restart your computer.
5. That's it ! Your Done it.😊

*The pictorial representation is given below.

STEP 1

STEP 2 

STEP 3

STEP 4