You can turn on the backlight by pressing Fn+F4 at the same time.
You are most likely to see a lot of keys on your laptop but, you may not know how to use them properly.įor controlling the light intensity, there is a button named Fn, which is called the function key. Try restarting everything and the problem will get fixed in no time.īefore we head towards the fixes, let me tell you first how to control the lighting intensity of your laptop. Most likely, your laptop is in an error state which could be the possible cause for this issue. Try out the mentioned steps below in this post to fix such issues. It is seen that after a fresh windows installation and a major windows update, the keyboard Backlight stops working or the lights get fixed with the same intensity. Refresh and check each hardware component to fix this issue. It is possible that the manufacturer’s hardware does not sync properly with the windows operating system. Try out the mentioned steps below in this post, to know how to install proper ATK drivers. ATK utility key assigns functions to different keys like changing screen brightness, turning on wireless networking, switching between monitor and external video source and turning on keyboard lights.
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