The CPU graphics card is also displayed centrally. You can switch the default graphics card of the machine to single display by switching the graphics card, thus turning off the centralized display.

When ASUS fx50j is adopted, Nvidia graphics card+integrated display can be switched through Nvidia control panel:

Click the Nvidia Settings icon in the lower right corner of the screen.

In the Nvidia control panel that pops up, click "Manage 3D Settings" on the left.

In the Manage 3D Settings, change the preferred graphics manager in the global settings from "Automatic Selection" to "High Performance Nvidia Processor", and then click Save.