1
Return to the previous screen.
2
Return to the idle screen.
3
Open the list of recent applications.
4
Launch the Web browser.
5
Launch the Mail account.
6
Turn the screen on or off.
7
Set the brightness of the display.
8
Adjust the device's volume.
While playing media files,
: Pause or resume a video, music files, or slideshows.
9
: Move to the previous file; Scan backwards in a file (press and hold).
: Move to the next file; Scan forwards in a file (press and hold).
10
Display android applications.
11
Show android menu.
12