Settings
Display
Change the display settings.
On the Settings screen, tap Display.
•Wallpaper:–
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•Notification panel: Customise the items that appear on the notifications panel.
•Brightness: Set the brightness of the display.
•Screen timeout: Set the length of time the device waits before turning off the display’s backlight.
•Daydream: Set the device to launch a screensaver when the device is charging.
•Font style: Change the font type for display text.
•Font size: Change the font size.
Multi window
Set the device to use Multi window.
On the Settings screen, tapMulti window switch to activate it.
•Open in multi window view: Set the device to activate the Multi window feature when you open files from My Files or Video. Also, the device activates this feature when you view attachments in messages.