The Power buttons (in the right):
- Press and hold to turn the device on or off.
- Press and hold for more than 7 seconds to reset the device if it has fatal errors or hang-ups, or freezes.
- Press to lock or unlock the device. The device goes into lock mode when the touch screen turns off.
The Menu button (front):
- Tap to open a list of options available for the current screen.
- Tap and hold on the Home screen to launch Google search.
The Home button (front)
- Press to return to the Home screen.
- Press and hold to open the list of recent applications.
The Back button (front):
- Tap to return to the previous screen.
The Volume button (left)
- Press to adjust the device volume.