Win8 how the system closes a program opened in the beginning

1. Move the mouse to the top of the screen, waiting for the small arrow on the computer desktop to turn into a small white palm. As shown in the following figure

2. After the small arrow into the small palm, hold down the mouse, drag the small hand until the bottom of the screen to let go. As shown in the following figure

3. Close the program after the drop, the screen will automatically jump back to the start interface. As shown in the following figure

Method Two:

4. Move the small mouse arrow on the desktop and move the small arrow to the upper-left corner of the desktop. As shown in the following figure

5. Place the mouse on the left edge, hold down the mouse and pull down, the background application appears. As shown in the following figure

6. In the acquired application window, right click on select "Close (C)". As shown in the following figure