32
to automatically turn off the backlight. Tap on the Start Menu ->
Settings -> Control Panel -> Display. See in the figure below:
Figure 2-8
1
）
The high LED backlight level of touchscreen will also make the
battery power drain significantly and the high intensity ofbacklight
will increase power consumption. Tap on the Start Menu -> Settings
-> Control Panel -> Backlight to set the backlight brightness. As
shown in the figure above:
2
）
Press the Fn key + up and down arrow keys to adjust the backlight
brightness.
3
）
Tick Auto-brightness and then the system backlight will change
with the external light and automatically adjust the level.
Calibrating the touchscreen
If the device does not respond properly to a tap action, you may need
to calibrate the screen.
