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242 Managing Your Device
13.3 Changing Basic Settings
Display settings
To manually adjust the screen brightness
By default, your device automatically adjusts the screen brightness according to the
ambient lighting.
1. Tap Start > Settings > System > Power.
2. Tap the Backlight tab.
3. Clear the Auto adjust backlight check box.
4. Adjust the brightness by dragging the slider under On battery power and
On external power.
To automatically turn off the screen backlight when the device is not in use
1. Tap Start > Settings > System > Power.
2. Tap the Advanced tab.
3. In On battery power and On external power, specify the time before the
screen backlight turns off.