RoyalTek NS-4102 - Manual (Page 23)

2. Adjust the Backlight brightness by dragging triangle icon.
3. Dragging to left will become darker, dragging to right will become lighter.
3.8. Set a favorite application category:
In order to provide more organized and friendly application management interface for users
organizing their own favorite application category by drag-and-drop, but the maximum number
of favorite application shortcut is six.
3.8.1 Add icon to the favorite page
1. Drag the icon to the category bar of favorite category.
2.
That will show the icon in favorite page.
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