Basics
You can use the following functions on the notification panel.
Quick setting buttons 
Adjust the brightness.
Select a SIM or USIM card. 
Tap a notification and perform 
various actions.
Rearrange quick setting buttons.
Launch Settings.
Maximise brightness for better visibility in bright conditions.
Clear all notifications.
Using quick setting buttons
Tap quick setting buttons to activate some features. Swipe to the left or right on the buttons area to view more buttons. To view more detailed settings, tap and hold a button.
To rearrange buttons, tap EDIT, tap and hold a button, and then drag it to another location.
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