If you ve turned off your touch pad using fn f9 then use fn f9 to toggle it back on momentarily.
Asus keyboard wont light up.
This video shows how to restore your asus keyboard light is for some reason it s not working.
If you have all your works saved and ready to restart then hit yes and your pc should restart immediately.
Then while the touchpad is momentarily active try fn f4 to brighten and fn f3 to dim the backlight to desired level.
Type in your laptop model backlight not working in google to see if anyone else has had the same issue with the solution.
If no app inside windows settings for keyboard backlight or asus backlight co.
If they are available they can enable the backlight by pressing fn and f4 keys fn f4 at the same time.
Once at the desired level you may opt to disable the touchpad again using fn f9.
Asus users will be able to tell the functions based on the symbols on the keys.
As soon as the installation is complete you should see your keyboard light turn back on.
If there are no light symbols anywhere on the keyboard the laptop is not equipped with this function.
Another possibility is the light that illuminates the keys and or the ribbon cable for the backlight in the keyboard has gone bad.
Asus keyboard backlight recently we came across several cases where the asus keyboard would not display the backlight at all.
Please check the f3 and f4 keys on your asus notebook keyboard to see if you can find the backlight keyboard symbols on the keys.
You cannot change the brightness or change the colors.
Either this or the backlight was not controllable i e.