To set the display multiplexer on supported notebooks

1. From the NVIDIA Control Panel navigation tree pane, under 3D Settings, select Manage Power and Display Settings.

    NOTE: If management of power settings is not supported, then select Manage Display Settings.

2. If multiple tabs appear on the page, click the Display multiplexer tab.

3. Under Select which GPU drives the laptop display, select the graphics processor to use to drive the internal panel.

4. Under Select which GPU drives the external display, select the graphics processor to use to drive the display connected to the external multiplexer.

5. Click Apply.

Refer to Display Multiplexer for descriptions of each multiplexer type.