You can call the hidden Navigation Bar when you use apps or stay in any interfaces. If you move your mouse cursor( or virtual mouse in remote controller) to the bottom of the screen, the navigation bar will be appeared automatically on screen.(the buttons from left to right: BACK, HOME, RECENT-TASK, POWER, LOW VOLUME, HIGH VOLUME, SCREENSHOT). You can quickly enter the recent task page by pressing the button(below pic shows) on the remote controller. The bellow pics show the recent task page, D-pad controls it(up arrow for removing app, down arrow for finishing app). You can also operate it with your mouse. The status bar will be showed if you drop down from the top of the screen. when you want power off the device,you can press the power off key or click the power button at the navigation bar
