A display control device and a computer host having the display control device are disclosed. The display control device is disposed in a host case of the computer host, and it includes a body including a control circuit electronically connected to the computer host, a control panel electrically connected to the control circuit, and a pivot unit connected to the body and the control panel to change the surface of the control panel between a close state and an open state relative to the host case. In addition, the computer host is controlled via an operating unit on the control panel.