Press the fn key to lock the function keys.
Surface pro 4 keyboard backlight turn on.
Next choose the time for keyboard backlight s auto shutdown.
Of course you can also use the new display brightness buttons in the action center with.
Press the fn key again to unlock them.
If you want to turn it on you can press and hold the key next to the key which you.
Decrease the keyboard backlight off with fn f1.
So in case you are running out of battery you can disable the backlight or if you are working in an environment where there is adequate lighting you can always turn off the backlight.
To turn off the backlight in the surface keyboard press the key next to esc key see the image below.
Move the slider under the keyboard backlight tab to the right to enable the backlight.
Increase the keyboard backlight on with fn f2.
Enable keyboard lighting and select the brightness you want.
Click on the tab to access additional options.
Simply press fn del to increase or the fn backspace buttons to decrease the display brightness.
Activating the special keys increases or decreases the keyboard backlight on the surface keyboard.
For surface 3 type cover type cover for surface pro 4 surface go signature type cover surface pro signature type cover surface laptop and surface book.