This mode is used if wanting to use your laptop with the lid closed. Replace mode extends primary mode by also disabling the laptop or tablet screen while connected to the DisplayLink device. Primary or Replace mode: The DisplayLink is the main Windows display.This can make the desktop look streched or scaled and there could be black borders around the image on the screen. Note that in mirror mode, both displays must have the same resolution, which may not be optimal for the display. Mirror (also known as clone or duplicate) mode: The DisplayLink display mirrors the content of you main display.The relative positions of the extended displays can be configured and is described below. Moving the mouse off the right hand side of the display will move it onto the extended screen. The display is an extension of the Windows desktop, and will be extended to the right of the main display. Extend mode: This is the default setting for a DisplayLink display.

This article describes how to configure the DisplayLink displays.

Displaylink manager