Win8 sets the way to connect an external monitor through the mobile center as follows:
1, in metro or traditional desktop, press the keyboard "win+x" combination hotkey to bring up the shortcut menu, use the left mouse button click "Mobile Center (B)".
2, to ensure that the external monitor is connected to the host, and the external monitor power supply has been turned on. Under the Windows Mobility Center interface, click the Connect Monitor (C) button as shown in the following figure.
3, the system will automatically pop-up charms Bar on the right, according to the actual situation select the external output for replication mode or expansion mode.
4, by default, the system will automatically identify, and set the external screen for the secondary monitor, so the external monitor in extended mode only Windows background picture. In addition, the default location of the external monitor is in the right position, you can use the mouse to drag windows, programs, documents and so on to the right on the external monitor display.
5. If you need to change the external output mode, you can also use the "win+p" combination hotkey to make a manual change to the picture in step 3.
6, if you need to modify the direction of the external monitor, location, you can click in the Windows Mobile Center at the location shown below the icon.
7, in the pop-up change the appearance of the display settings interface, according to the actual needs and circumstances to adjust the display position, resolution, direction.